Free NIOS Tools
NIOS Student Tools for Marks, Subjects and Deadlines
These NIOS student tools help Class 10 and Class 12 learners check marks, subjects, fees and deadlines against NIOS rules. Enter your details and get an answer in a few taps.
- Free to use
- No login needed
- Works on mobile
- Enter your TMA marks
- Add theory and practical marks
- See if you pass
All NIOS Student Tools
Pick the tool that matches your question. Each one gives you a clear answer in under a minute.
Marks and Results
Exams and Deadlines
NIOS TMA Deadline Finder
Coming soon Choose your admission block to see your TMA deadline and the exam session you will appear in.NIOS Exam Countdown
Coming soon Shows the days left to your March-April or September-October exam, so you know when to start revising.Admission and Fees
NIOS Fee Calculator
Coming soon Estimates your fee from your category, subjects, extra subjects, Transfer of Credit and any late fee.NIOS Age & Eligibility Checker
Coming soon Tells you whether your age and qualification meet the rules for your course and admission block.Which NIOS Tool Do You Need?
Start with your question. This table matches the most common NIOS doubts to the right tool.
| Your question | Tool to use |
|---|---|
| Will I pass if my theory marks are low? | NIOS Marks & Passing Calculator |
| Can I take Physics and History together in Class 12? | NIOS Subject Combination Checker |
| When is my TMA due? | NIOS TMA Deadline Finder |
| How many days do I have left to revise? | NIOS Exam Countdown |
| How much will my admission cost? | NIOS Fee Calculator |
| Am I eligible to apply this session? | NIOS Age & Eligibility Checker |
What Each NIOS Student Tool Does
The NIOS Marks & Passing Calculator and the Subject Combination Checker are live now, and the other four NIOS student tools will go live one at a time. Here is what each one checks, who it is for and what you need.
NIOS Marks & Passing Calculator
This tool works out your subject total by weighting your TMA at 20% and your public exam at 80% of the theory marks, then adds the practical if your subject has one. It suits Class 10 and Class 12 learners who want to check a result or plan ahead. You enter your TMA, theory exam and practical marks. If your theory part falls below 33%, the tool shows that you have not passed that subject, however strong your practical score is.
NIOS Subject Combination Checker
Choosing Class 12 subjects is where many learners get stuck. This tool checks your choice against the NIOS rules: 1 or 2 subjects from Group A, no more than 1 subject each from Groups C, D, E and F, and a maximum of 7 subjects. You enter your subjects and your medium. If you pick a subject your medium does not offer, such as Computer Science (330) in Hindi medium, it flags it. Use it before you fill in your admission form.
NIOS TMA Deadline Finder
This tool tells you your TMA upload deadline. It is for Stream-1 learners only, because only Stream-1 learners submit a TMA. You choose Block-1 or Block-2. Block-1 learners get 31 January, which belongs to the March-April exam. Block-2 learners get 31 July, which belongs to the September-October exam. It helps when a friend from the other block gives you a different date and you are not sure which one is yours.
NIOS Exam Countdown
This tool shows how many days are left until your public exam. You choose the March-April or September-October exam. It is most useful for working learners who need to split the remaining weeks between subjects. It also reminds you to finish and upload your TMA first when the TMA deadline is close, so the exam rush does not push it aside.
NIOS Fee Calculator
NIOS sets its own fees, and they can change from one session to the next, so this tool gives an estimate, not a final amount. You enter your category, number of subjects, any extra subjects, whether you are using Transfer of Credit and whether you are applying late. It shows a likely total with a breakdown of each part. Always pay the exact amount shown on the official NIOS portal.
NIOS Age & Eligibility Checker
This tool checks whether you can apply. It looks at your age and your qualification for the course you want, Secondary or Senior Secondary. You enter your date of birth, the course and your admission block. If you are not eligible, it tells you which condition you do not meet, so you know what to fix or when you can apply.
Why We Built NIOS-Specific Student Tools
A regular percentage calculator gives the wrong answer for NIOS, because NIOS does not mark the way a regular school board does.
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First, your Tutor Marked Assignment (TMA) is worth 20% of your theory marks and the public exam is worth 80%. Your TMA and exam marks have to be weighted correctly before they are added.
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Second, in a subject with a practical, you need at least 33% in theory and 33% in practical. A high practical score does not save a weak theory score. A general calculator can tell you that you have passed when you have not.
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Third, Class 12 has subject rules. You take 1 or 2 subjects from Group A (languages), only 1 subject each from Groups C, D, E and F, and up to 7 subjects in total. Some subjects are also not offered in Hindi medium.
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Finally, your deadlines depend on your admission block. Your TMA deadline and first exam depend on whether you joined in Block-1 or Block-2.
These NIOS student tools apply those rules for you, so the answer matches how NIOS actually works.
NIOS Rules at a Glance
These are the rules the NIOS student tools are built on, in plain words.
| Rule | What it means for you |
|---|---|
| TMA is 20% of theory, exam is 80% | Your assignment counts, but most of your theory marks come from the exam. |
| 33% in theory and 33% in practical | In a practical subject, you must pass both parts separately. |
| 1 or 2 subjects from Group A | Every Class 12 learner takes at least one language. |
| Only 1 subject each from Groups C, D, E and F | You cannot take two subjects from the same group. |
| Maximum 7 subjects | You cannot take more than 7 subjects in total. |
| TMA due 31 January or 31 July | 31 January for the March-April exam, 31 July for the September-October exam. |
| TMA is for Stream-1 only | Learners in Streams 2, 3 and 4 do not submit a TMA. |
Rules can change by NIOS notice. The NIOS Academic Prospectus and your learner dashboard are always the final word.
Common Mistakes These Tools Help You Avoid
Most of these mistakes come from guessing. The tools take the guessing out.
- Adding TMA marks without weighting them.Your TMA is only 20% of your theory marks, so it cannot be added at full value.
- Thinking a high practical score covers weak theory.You need 33% in theory and 33% in practical, separately.
- Picking two subjects from the same group.Only one subject is allowed from each of Groups C, D, E and F, and a wrong choice can cause problems with your form.
- Choosing a subject your medium does not offer.Some subjects, such as Computer Science (330), are not available in Hindi medium.
- Following the wrong block’s TMA date.Block-1 and Block-2 have different deadlines, so check yours rather than a friend’s.
How the Tools Work
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Choose a tool
Pick the one that matches your question.
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Enter your details
Add only what the tool asks for.
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Read your result
See the answer and what to do next.
Accuracy and Privacy
These tools follow the rules in the NIOS Academic Prospectus 2026-27. They are a guide, not an official NIOS result, and they do not replace your marksheet or learner dashboard. Fees and deadlines can change by NIOS notice, so always confirm on nios.ac.in and your learner dashboard (sdmis.nios.ac.in).
All calculations run in your browser. Nothing you enter is stored or sent anywhere.
niosinfo.in is an independent website and is not the official NIOS website.
Student Tools FAQs
Are these NIOS student tools free?
Yes. Every tool on this page is free, with no charges, trials or hidden costs.
Do I need to log in?
No. You do not need an account or your enrolment number to use any tool.
Are the results official?
No. The tools apply NIOS rules, but only NIOS decides your final result and eligibility. Always check your marksheet and learner dashboard.
Which rules do the calculators follow?
They follow the NIOS Academic Prospectus 2026-27, including the 20/80 TMA split, the 33% rule for theory and practical, and the Group A to F subject rules.
Will more tools be added?
Yes. The Marks & Passing Calculator and the Subject Combination Checker are already live, and the other four tools will go live one by one. We may add others based on what learners ask for.
Can Class 10 learners use these tools?
Yes. Most of the tools work for both Class 10 and Class 12. Only the Subject Combination Checker is limited to Class 12, because the Group A to F rules apply to the Senior Secondary course.
Can I use the tools if I am in Stream 2, 3 or 4?
Yes, most of them. The TMA Deadline Finder and the TMA part of the Marks Calculator do not apply to you, because only Stream-1 learners submit a TMA. The subject, fee, eligibility and countdown tools can still help.
How will I know when a new tool goes live?
Watch the cards on this page. When a tool is ready, its label changes from ‘Coming soon’ to ‘Live’ and the card becomes clickable. Bookmark this page so you can check back.
Where can I learn more about TMA and courses?
Read our NIOS TMA submission guide for upload steps and deadlines. For subjects, fees and eligibility, see the NIOS Class 12 course guide.
Need Books for Your Subjects?
Find study material for all your NIOS Class 10 and Class 12 subjects in one place.