IAT 2027: IISER admission hub
One place for the IISER Aptitude Test: exam pattern, eligibility, syllabus, score and rank tools, cutoffs and admission guidance.
100% free • No sign-up required. 2027 rules will be updated when the official notification is released. Until then, treat 2026 information as the latest verified reference.
IAT Score Calculator
Estimate your marks from correct, wrong and unanswered questions.
IAT Rank Predictor
Explore an indicative rank range and understand its limitations.
Marks vs Rank
Understand how score-to-rank estimates should be interpreted.
Marks Required for IISER
Use historical references carefully when planning targets.
IISER Cutoffs
Explore historical cutoff references and closing-rank context.
IAT Syllabus
Review the subject coverage and preparation scope.
Exam Pattern
Check the latest verified pattern while waiting for 2027 rules.
Eligibility
Check the current reference criteria before applying.
IISER Admission
Understand the admission route and what happens after IAT.
IISER Courses
Explore programs and study options available through the IAT route.
Official-source first
Always verify dates, eligibility, fees and admission rules against the official IISER admission notice when the 2027 cycle opens.
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