IIT JAM 2025 Exam Preparation Tips - Check Preparation Strategy, Tricks, Study Plan, Time Table, Best Books

Updated By Ankita Jha on 17 Dec, 2024 14:12

Get IIT JAM Sample Papers For Free

IIT JAM Preparation Tips 2025

IIT JAM Preparation Tips 2025: Do you want to pass IIT JAM 2025 on your first attempt? If so, you must strive to create an effective IIT JAM 2025 preparation plan. To get admission to the top IITs and IISc, students must have a solid plan in place, as the Joint Admission Test for MSc is extremely challenging to pass. According to the schedule, JAM 2025 exam will take place on February 2, 2025. Those who have registered can begin their IIT JAM 2025 preparation by finding out about the syllabus, paper pattern, marking criteria, and types of questions. JAM 2025 exam is quite competitive, so have a chance of getting into a reputable university, you must have a well-planned and thorough preparation strategy. 

While preparing for the exam, you will realise that the IIT JAM syllabus 2025 is vast. To pass the exam, you must cover a lot of study material. Thus, an excellent IIT JAM 2025 preparation strategy will assist you in covering all of the key JAM 2025 topics.

The initial stage of IIT JAM preparation 2025 will be understanding the syllabus and creating a well-thought-out timetable whereby equal time needs to be prioritised for each topic mentioned in your chosen subject’s syllabus.IIT Delhi has released the IIT JAM syllabus 2025 for all seven test papers including Physics, Chemistry, Geology, Economics, Mathematics, and Mathematical Statistics on their website. 

When preparing for JAM, it is vital to prepare time management strategies as the question paper will comprise three sections which have to be completed within 3 hours. The computers will go off after the competition of the given duration. 

(Link Activated)IIT JAM 2025 Mock Test 
IIT JAM Previous Year Question Paper PDF (Available)

To assist the aspirants in cracking this challenging exam, we have suggested subject-wise IIT JAM 2025 preparation strategies, study plans, timetable, and other relevant details.

Also Read:

How to Crack IIT JAM 2025 in First Attempt?

IIT JAM Biotechnology 2025

Top 10 IIT JAM Online Coaching Institutes in India

Balancing College and IIT JAM Preparation 2025

IIT JAM Maths 2025- Exam Date, Syllabus, Question Papers, Important Topics

Start Free Mock Test Now

Get real time exam experience with full length mock test and get detailed analysis.

Attempt now

IIT JAM 2025 Preparation: Master Top Strategies

IIT JAM preparation 2025 strategy should help candidates to crack the JAM 2025 examination. To succeed in the examination, there must a perfect planning and the right approach to the preparation. One of the best IIT JAM preparation 2025 strategies that worked out for many aspirants of the JAM examination is given. IIT JAM preparation 2025 strategywhich will enhance the preparation for the JAM exam is provided below. 

  • Prepare a timetable and devote equal time to each of the topics
  • Cover the complete syllabus prescribed by IIT Delhi
  • Familiarise yourself with the exam pattern and sectional mark distribution
  • Choose the right study material
  • Build a conceptual understanding of your chosen subject
  • Clear doubts from tutors or online resources
  • Attempt IIT JAM mock tests
  • Get proper rest and eat healthy food
  • Keep a positive mindset

    There are a total of seven test papers in the IIT JAM exam 2025 - Biotechnology (BT), Chemistry  (CY), Physics (PH), Geology (GG), Mathematical Statistics (MS), Economics (EN) and Mathematics (MA). Aspirants of the IIT JAM 2025 exam must know the IIT JAM 2025 preparation tips to crack the national-level entrance exam for which thousands of students compete each year. IIT JAM preparation 2025 are really very important aspect that the candidates need to check and follow thoroughly beforehand so that they are well prepared for the JAM 2025 exam.  

    Colleges Accepting Exam IIT JAM :

    IIT JAM 2025 Preparation Strategy for Physics

    We have elaborated subject-wise preparation strategy for IIT JAM preparation 2025 below. IIT JAM aspirants need to follow these IIT JAM exam preparation tips 2025 to achieve a better score in the entrance test.

    Highest dedication and concentration is necessary for IIT JAM 2025 Physics preparation. The Physics syllabus of IIT JAM is vast, and the aspirants must give utmost attention to all the topics. Physics is the most sought-after subjects in IIT JAM exam, and the aspirants can expect tough competition and difficult question paper. There are specific IIT JAM Preparation 2025 books for Physics, and the aspirants must get a book from the nearest bookstore or online store.

    Divide the syllabus into two sections before beginning IIT JAM 2025 preparation: topics in which you excel and topics in which you need to improve or learn more. Start with the new topics first IIT JAM study plan 2025 so that your exam preparation goes on a smooth note. Some of the important IIT JAM preparation 2025 tips are –

    • After reviewing the IIT JAM Physics syllabus, prepare a timetable comprising study hours and practice tests. You must make sure that equal importance must be given to study hours and practice tests regularly. It is better to study early in the morning, as the mind will be active in the early hours. Note down the important points from the topics you prepare. Revise the important topics in the evening and practise mock tests on the respective topic.
    • It is very important to list down all the formulas so that it can help you with IIT JAM preparation 2025 from time to time.
    • You must test yourself regularly so that it becomes easy for you to identify strong and weak areas. Based on the observation, you can give more emphasis to weak areas for IIT JAM 2025 preparation tips.
    • Thermodynamics is the most important chapters in Physics syllabus of IIT JAM exam. Therefore, it is mandatory to attain accuracy and perfection in all the concepts associated with Thermodynamics. Solve as many as problems you can to attain perfection.
    • Physics is a subject that requires constant practice. Therefore, aspirants must prepare regularly.
    • Electricity and Magnetism have more weightage in IIT JAM exam. Therefore, its mandatory to understand all the concepts associated with the topic. Practice enough number of mock tests on this topic so that you will have higher chances to score maximum marks in this area.
    • Refer previous year IIT JAM question papers and try to solve them. Solving previous year papers will enlighten you on the exam pattern of IIT JAM, nature of questions, and difficulty level of questions.
    • Besides learning new concepts, revise the old topics regularly for effective IIT JAM preparation 2025 and better results.

    We have compiled a list of IIT JAM 2025 physics topics that students should not miss. 

    Kinetic Theory, Thermodynamics

    Simple Oscillators

    Mathematical methods

    Oscillation, Waves, and Optics

    Modern Physics

    Electricity and Magnetism

    Bipolar Junction Transistor(BJT)

    Boolean algebra

    Mechanics and General Properties of Matter

    Solid State Physics, Devices and Electronics

    —-------

    —----------------

    IIT JAM 2025 Preparation Strategy for Chemistry

    Chemistry is one of the popular subjects in IIT JAM exam, which also needs extensive preparation like Physics. Learning concepts, solving problems related to the concept, referring to relevant books and practising mock tests are the significant tasks that an aspirant must perform regularly for better results. 

    Ace some of the IIT JAM Chemistry preparation tips to guarantee a competitive score in the entrance:

    • Students must cover physical chemistry, organic chemistry, and inorganic chemistry. Covering the weightage topics from each of the sections can prove helpful in fetching maximum marks.
    • Building a conceptual understanding of the fundamental concepts is necessary to crack the exam as simply mugging up won’t help. Only after clearing basic concepts, move ahead with the advanced ones
    • To ace chemistry preparation, you must prepare all the important chemical formulas and reactions. It will allow you to enhance your chances of scoring high.
    • When beginning preparation, make sure you have a clear idea of the paper pattern, mark division based on the section, and the types of questions to expect in chemistry.

    Explore below the section-wise important topics for IIT JAM Chemistry:

    Sections

    Topics

    Physical Chemistry

    Thermodynamics, Fundamental concepts, Chemical kinetics, Surface chemistry, Electrochemistry

    Organic Chemistry

    Basic concepts and Stereochemistry, Reaction mechanism, Contemporary Organic Chemistry

    Inorganic Chemistry

    Periodic table and periodicity, s-block, d-block, f-block, and p-block elements, Analytical Chemistry

    Check Also: IIT JAM Chemistry (CY) 2025

    IIT JAM Preparation 2025 Strategy for Mathematics

    IIT JAM 2025 Mathematics preparation could be effective only if you practice regularly. Mathematics is one subject, which cannot be prepared just by reading and listening. Therefore, aspirants must focus on practice. Here are some of the important IIT JAM preparation 2025 tips for Mathematics subject:

    • Firstly, refer IIT JAM Mathematics syllabus to have an awareness of the topics prescribed by the exam authority.

    • Gather previous IIT JAM Mathematics question papers and observe the exam pattern and nature of questions.

    • Divide the IIT JAM Mathematics syllabus as per your convenience, i.e., topics that you are good at and topics that you need to improve.

    • Prepare a timetable, and give equal time to all the topics so that your IIT JAM preparation 2025 will be effective.

    • Do not prepare three to four topics every day, as it creates unnecessary confusion and mess.

    • Focus on one topic, note down the important formulas associated with the topic, and solve at least ten problems in the topic. Constant practice improves your accuracy in solving the problems.

    • Differential Calculus is the most important topic in the subject and utmost attention must be given for the same.

    • It is mandatory for aspirants to practice enough number of problems in Differential Calculus to attain a better score in the entrance test.

    • Try to cover at least two subtopics in a day to complete your IIT JAM preparation 2025 on time.

    • During weekends, try to revise what you have prepared in the weekdays.

    • Do not give up the practice midway, and make sure that you do skip practising a mock test regularly.

    • Apart from Differential Calculus, Sequence and Series and Linear Algebra are the other important topics that the aspirants must pay attention to it.

    We hope that the above-mentioned IIT JAM 2025 preparation tips for Mathematics are helpful to you for effective exam IIT JAM preparation 2025.

    IIT JAM Preparation 2025 Strategy for Mathematical Statistics

    There is a major difference between Mathematical Statistics and Mathematics subjects in IIT JAM exam. Students are confused between the two subjects. The syllabus and exam pattern of both subjects are different. In Mathematical Statistics, 60% weightage is given for Statistics and 40% weightage for Mathematics. Therefore, you need to tune your mind into Mathematical Statistical subjects instead of focusing on Mathematics. Here are some of the important IIT JAM preparation 2025 tips for Mathematics subject:

    • Before starting your exam preparation, refer Mathematical Statistics (MS) paper of the IIT JAM exam. More importance must be given to Statistics part of the question paper, as it carries 60% weightage.

    • After checking the syllabus, separate Mathematics and Statistics part. Separate the topics that you need to learn/ improve.

    • Refer the previous year IIT JAM Mathematical Statistics question paper to have an awareness of exam pattern, difficulty level, and nature of questions.

    • While preparing for the exam, make sure that you do not skip any topic, as all of them carry equal importance.

    • In order to memorize the topics easily, note down the important formulas, points, statements, and theorems in the respective topic.

    • Solve at least 7 – 10 problems in each topic for attaining accuracy.

    • Practice all the problems in previous question papers.

    • Apart from Differential Calculus, Estimation and Random Variables are the other important topics.

    We hope that the above-mentioned IIT JAM study plan 2025 for Mathematical Statistics are helpful to you for effective IIT JAM preparation 2025.

    IIT JAM Preparation 2025 Biotechnology Strategy

    Biotechnology has recently emerged as one of the most important subjects in the IIT JAM examination. However, accepting IIT JAM scores institutes offer fewer seats in Biotechnology courses. The competition for PG Biotechnology admission at IITs and NITs has increased in recent years, as has the difficulty level of the question paper. In order to face the competition, the candidates need a perfect IIT JAM preparation 2025 strategy. Here are some of the IIT JAM preparation tips 2025 for  Biotechnology subject:

    • The syllabus of Biotechnology subject of IIT JAM is a complication of different subjects such as Biology, Physics, Mathematics, and Chemistry. Therefore, the candidates must focus on all these subjects. Among all subjects, 44% of weightage is given to Biology followed by 18% to Physics, 18% to Mathematics, and 20% to Chemistry. Therefore, candidates must give major emphasis to Biology subject.

    • Before starting the IIT JAM preparation 2025, refer the IIT JAM Biotechnology syllabus and list down active and passive topics. Active topics mean the most popular topics, and passive topics mean the least popular topics.

    • To get clarity on active and passive topics, refer to the previous year's IIT JAM question papers on Biotechnology. If you observe these papers, you can see questions from similar topics. Referring to previous papers will also enlighten the candidates on exam pattern, the nature of questions, and the difficulty level of the question paper for IIT JAM preparation 2025.

    • Usually, Biology and Chemistry questions in IIT JAM Biotechnology exam are based on Class 10, 12, and UG levels. On the other hand, Mathematics and Physics syllabus is completely based on the 10+2 level.

    • Biochemistry and Molecular Biology are the most important topics of the Biology section of the IIT JAM Biotechnology exam. The major focus should be given to learning the concepts rather than memorizing them. Practice enough mock tests to attain perfection.

    • Mechanics from Physics, Coordinate Geometry from Mathematics and Organic Chemistry from Chemistry are the other important that the aspirants must focus to attain a better score.

    • Refer to the best IIT JAM preparation 2025 Biotechnology books available in the mock, and solve the mock tests given in those respective books.

    IIT JAM 2025 Preparation Geology Strategy

    Geology is the only subject in IIT JAM that is based on research-oriented preparation. The more you research a particular concept, the better knowledge you gain. Follow this principle throughout your IIT JAM preparation 2025. Here are some of the IIT JAM exam preparation tips 2025 for Geology subject:

    • Refer to the Geology syllabus of IIT JAM exam and note down all the topics. Figure out the sub-topics for each topic.

    • Numerous preparation books for IIT JAM Geology are available in the market and online stores. Get the best book and learn at least one concept for every two days. Since the syllabus is vast, it is impossible to learn a concept in a single day.

    • Make short notes on each sub-topic to cover up last-minute IIT JAM preparation 2025 and revision.

    • Petrology is the most important topic in Geology subject of IIT JAM exam. Therefore, you must be perfect in all the sub-topics associated with Geology.

    • Economic Geology, Structural Geology, Mineralogy, and Applied Geology are the other topics that the candidate must focus on. Do not neglect other topics too.

    • After learning each topic, prepare a summary so that it helps you to revise from time to time.

    • Practice enough mock tests to attain accuracy and perfection.

    IIT JAM Preparation 2025 Economics Strategy

    Cracking IIT JAM Economics can open a gateway to courses such as MSc in Economics or MSc+PhD Economics. The test paper will contain questions across statistics, mathematics, microeconomics, and macroeconomics topics. Students need to ace their quantitative and analytical abilities. You can go through some of the top strategies suggested by toppers below:

    • Students need to first download the IIT JAM Economics 2025 syllabus from the website of IIT Delhi and thoroughly go through each unit and its topics. A clear understanding of weightage-wise topics can offer an opportunity to make the right study plans.
    • As the Economics syllabus is pretty vast, try making notes when spotting important information. It will help you remember crucial details.
    • Aspirants have to cover five units so maintaining a proper timetable dividing time for each of the units to not miss on any topic.
    • An important part of Economics is basic mathematics which students must master to enhance their chances of securing good marks. Students must pay special attention to calculus, linear algebra, and optimisation.
    • Practicing the previous year's question paper along with a mock test can further boost your learning process. After revising a topic you can analyse your preparation by practicing the PYQs of JAM.

    Explore some of the high-weightage topics for IIT JAM Economics and start preparing:

    Unit

    Important topics

    Microeconomics

    Consumer theory, Game theory, General equilibrium and welfare

    Macroeconomics

    National income accounting, business cycles, and economics models(for both closed and open economies), Inflation and unemployment

    Statistics for Economics

    Probability theory, Hypothesis testing, mathematical statistics

    Indian Economy

    Indian economy before 1950, Poverty, Inequalities in social development

    Maths for Economics

    Calculus, linear algebra, optimisation

    IIT JAM Preparation 2025: General Tips & Tricks

    Some of the general IIT JAM 2025 preparation tips can be checked below:

    Start your Exam Preparation Well in Advance: If you are planning to take IIT JAM, then you must start your IIT JAM preparation 2025 well in advance. It will be beneficial for you to begin your exam preparation during your graduation. Most of the questions are asked from what you study during your graduation years, therefore, you must be very thorough with the degree course.

    It is indeed important for you to clear your concepts and have a proper understanding of each topic/chapter for IIT JAM study plan 2025. Also, to keep your IIT JAM preparation 2025 on track, you must also make notes while studying for the exam.

    Getting Acquainted with Syllabus: Depending on the course that you are opting for, getting acquainted with the syllabus is the first and foremost thing to do. The syllabus of IIT JAM is announced by the organizing institute or respective institutes well in advance. Therefore, be sure to prepare each and every topic that has been mentioned in the IIT JAM Syllabus.

    Refer to Previous Years' Question Papers: The more you solve the JAM previous years' question papers, the better understanding you get about attempting the final exam. Solving previous years' question papers will not only give you an insight into the exam but it will also make you confident on the day of the exam. Previous years' question papers will also give you an idea of the frequent questions asked in the exam from various topics.

    Take Mock Tests: There are mock exams available online which you can attempt to boost your IIT JAM preparation 2025. Taking mock tests will enable you to have a strategy in place - in terms of time management and prioritizing the topics to be tackled first.

    Refer to IIT JAM Books: There are various IIT JAM books by different authors for IIT JAM exam preparation. Referring to these books while preparing for the exam will help you extensively. These books will give you a fair idea about the exam syllabus, important questions, marking scheme and overall exam pattern of IIT JAM for IIT JAM preparation 2025.

    IIT JAM 2025 Exam Day Instructions

    IIT JAM 2025 applicants will have to follow these instructions on the day of the exam:

    • Reach the exam centre at least one hour before the stipulated time.

    • Before starting to the exam centre, make sure that you carry IIT JAM admit card.

    • It is mandatory to carry Proof of Identity to the exam centre for verification.

    • Do not revise anything on the day of the exam.

    • Refrain from learning new topics on the exam day, as it creates unnecessary pressure.

    • Appear for the exam with open mind and self-confidence.

    • You should not carry any written or printed material into the exam hall.

    • Refrain from chatting or communicating with co-examinees.

    • Time management is very important during the exam. If you do not know the answer to any question, proceed with the next question. Do not waste time.

    • Follow all the instructions carefully explained by the invigilator.

    • Try to answer all the questions so that you will have chances to secure a better score.

    Last Minute IIT JAM Preparation 2025 Tips

    In order to ensure better revision of topics a few days before the exam, you can follow the below-mentioned IIT JAM exam preparation tips and tricks:

    • It is advisable to solve as many as previous questions papers of IIT JAM depending on its availability.

    • Practice enough number of mock tests.

    • Refer to some of the important IIT JAM preparation 2025 books.

    • Refer to the short notes prepared by you for each topic during the IIT JAM preparation 2025.

    • Instead of learning new topics, revise the topics that have already been covered. Do not focus on learning new topics, as it creates unnecessary pressure.

    • Do not lose hope, do not lose confidence, do not panic before the exam.

    We hope that the above IIT JAM study plan 2025 were helpful to you.

    All the Best!

    IIT JAM Mock Test 2025

    The IIT Delhi has released the subject-wise IIT JAM mock test 2025. Candidates who are willing to appear for the JAM 2025 exam are advised to appear for the mock test curated by the IIT Delhi before appearing for the IIT JAM exam. It will help to prepare for the exam day and give the best performance. The direct links for the IIT JAM mock test is provided in the table below:

    IIT JAM Mock Test 2025 

    Biotechnology Mock Test 

    Chemistry Mock Test

    Economics Mock Test

    Physics Mock Test

    Geology Mock Test 

    Mathematics

    Mathematical Statistics

    -

    The mock test will comprise the following elements for the candidate will be useful on the IIIT JAM exam day:

    • Name of paper/ subject
    • Exam section (A, B, or C)
    • Question type (MCQ, MSQ, or NAT)
    • Marking scheme for each question
    • Timer
    • Scientific calculator
    • Zoom in or zoom out tool

    IIT JAM Exam Pattern 2025

    Candidates who are preparing for the IIT JAM 2025 exam must know the exam pattern as it will help the candidate to prepare well with a good strategy and secure maximum marks in the JAM exam 2025. The IIT JAM exam is divided into three sections- A, B, and C. 

    • Section A- 30 MCQs  (Have Negative Marking)
    • Section B- 10 MSQs  (No Negative Marking)
    • Sections C- 20 NATs  (No Negative Marking)

    Check the detailed section-wise IIT JAM exam pattern 2025 in the table below:

    The section-wise marks distribution for the IIT JAM exam pattern 2025 is as follows - 

    Section

    Category

    Number of Questions

    Total Marks

    Duration

    A

    MCQs

    30

    50

    3 Hours

    B

    MSQs

    10

    20

    C

    NAT

    20

    30

    Total

    60

    100

    Predict your Percentile based on your IIT JAM performance

    Predict My Rank

    FAQs about IIT JAM Preparation Tips

    How much time is required to prepare for IIT JAM 2025?

    To effectively prepare for the IIT JAM 2025 exam, students should allocate at least 6 months of dedicated study time. This duration is recommended to cover the syllabus, practice properly, and develop a good understanding of the exam format.

    When to start preparing for IIT JAM 2025?

    It is advisable to start preparing for the IIT JAM exam at least 6-9 months in advance. This will give you enough time to cover the entire IIT JAM syllabus thoroughly and practice with JAM previous year's question papers.

     

    What should I do on the day of the IIT JAM exam?

    On the day of the IIT JAM exam, it is important to get a good night's sleep and eat a healthy breakfast. You should also arrive at the exam center early so that you have time to relax and focus on the exam.
     

    What should I do if I am struggling with a particular topic?

    If you are struggling with a particular topic, it is important to seek help from a tutor, friend, or classmate. You can also find many helpful resources online and in libraries.

    How can I avoid making mistakes during IIT JAM preparation?

    To avoid making mistakes listed above, it is important to:

    Start preparing early.
    Practice with IIT JAM previous year's question papers and mock tests.
    Revise regularly.
    Stay calm and focused on your studies.
    Practise with the best material. 

    What are some common mistakes that students make during IIT JAM 2025 preparation?

    Some common mistakes that students make during IIT JAM preparation include:

    Starting preparing late.
    Not following a proper study plan.
    Not practicing with previous year's question papers.
    Not revising regularly.
    Stressing out about the exam.

    How should I revise for the IIT JAM exam?

    Revision is an important part of IIT JAM preparation. It helps you to retain the information that you have learned and to identify any areas where you need further improvement. Some effective revision techniques include:

    Creating mind maps and flashcards.
    Practicing answering questions from previous year's question papers.
    Discussing the topics with friends or classmates.
    Taking IIT JAM mock tests.

    How should I use IIT JAM previous year's question papers for IIT JAM preparation?

    Previous year's question papers are a valuable resource for IIT JAM 2025 preparation. They can help you to:

    Understand the IIT JAM exam pattern, syllabus, and the types of questions.
    Identify the topics that are most commonly covered in the IIT JAM exam.
    Practice answering exam-style questions.

    How should I create a study plan for the IIT JAM exam 2025?

    When creating a study plan for the IIT JAM 2025 exam, it is important to consider your individual needs and learning style. However, a general study plan for the IIT JAM exam 2025 should include the following:

    • Review the IIT JAM syllabus thoroughly and identify the topics that you need to focus on. 
    • Make a list of your weak points to cover the syllabus.
    • Create a schedule for covering all of the topics in the syllabus.
    • Allocate enough time for each topic.
    • Include time for practice and revision.

    What are the best resources for IIT JAM exam 2025 preparation?

    Some of the best resources for preparing for the IIT JAM exam include:

    IIT JAM best books
    IIT JAM exam analysis
    IIT JAM mock tests
    IIT JAM previous year's question papers
    IIT JAM study materials

    View More
    View All Questions

    Related Questions

    I gave a mock test here.. But I didn't get the result.. How to get the result of the mock test?

    -ltcitfitUpdated on October 23, 2024 03:16 PM
    • 1 Answer
    Himani Daryani, Content Team

    Hi,

    Students will receive their results via the email IDs they used to register on CollegeDekho. Please check your inbox for the results. If you haven't received them, kindly let us know, and we will initiate the process as soon as possible.

    READ MORE...

    Do I need any technical knowledge to use the IIT JAM 2025 College Predictor?

    -Sudeshna chakrabartiUpdated on September 18, 2024 11:27 AM
    • 1 Answer
    Apoorva Bali, Content Team

    No, IIT JAM 2025 College Predictor by CollegeDekho has been specially designed for every user. It does not require any technical understanding to operate.

    READ MORE...

    When will IIT JAM 2023 be conducted?

    -Ankita JhaUpdated on May 27, 2024 11:44 AM
    • 2 Answers
    Riya, Student / Alumni

    Can I get into nit with 556 rank in iit jam biotechnology general category

    READ MORE...

    Still have questions about IIT JAM Preparation Tips ? Ask us.

    • Typical response between 24-48 hours

    • Get personalized response

    • Free of Cost

    • Access to community

    Top