IAT (IISER Aptitude Test)
The IAT (IISER Aptitude Test) is the national computer-based entrance test for the 5-year BS-MS and 4-year BS/B.Tech programmes of the seven Indian Institutes of Science Education and Research (IISERs); since 2024 it …
Leave your email
IAT (IISER Aptitude Test) isn't live yet — we're building it. Leave your email and we'll write to you the moment it's ready.
What you'll get access to
📋 Exam card
Test structure · IAT
Exam format
- Sat as
- Computer-based
- Options per question
- 4
Key dates
Application
05-03-2026 / 13-04-2026
Correction window
16-04-2026 / 18-04-2026
Hall tickets
24-05-2026
IAT
07-06-2026 (09:00-12:00 IST)
Results
29-06-2026
Counselling rounds
24-07-2026 / 09-09-2026
Source: official ministry / exam body publications.
Frequently asked questions
The IAT (IISER Aptitude Test) is the national computer-based entrance test for the 5-year BS-MS and 4-year BS/B.Tech programmes of the seven Indian Institutes of Science Education and Research (IISERs); since 2024 it is the only admission channel to the IISERs. It is also accepted by IISc Bengaluru, IIT Madras and others.
TestBuddy tracks every answer you give and builds a predictive score with detailed statistics across hundreds of topics. The AI identifies your weak areas and creates a personalised study path so you focus on what matters most.
Yes. Simulations follow the official exam rules: timing, scoring, and subject distribution. With a database of thousands of up-to-date questions, you get practice in the exam format.
You can start for free with daily exercises, weekly simulations, and theory previews. Premium plans unlock unlimited access to all features.
Yes, TestBuddy is available on iOS, Android, and the web. Your progress syncs automatically across all devices in real time.
Buddy is your personal AI tutor available 24/7. It can answer your questions, explain difficult concepts, analyse your performance, and suggest how to improve.