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Free Student & Exam Tools
Calculators, converters and utilities for exam aspirants and students. Everything runs in your browser — nothing is uploaded.
🎓 Exam & Utility Tools
Exam Photo & Sign Resizer
Resize photo and signature to exact pixel dimensions and KB size for SSC, UPSC, IBPS and o…
Negative Marking Calculator
Calculate your expected exam score with negative marking. Enter attempted, correct and mar…
Sarkari Typing Speed Test
Free online typing test for SSC CHSL, CGL and other government exams. Check your WPM and a…
Marks vs Rank Predictor
Estimate your rank from your marks and total candidates for competitive exams.
Age & Eligibility Calculator
Check your exact age on any cutoff date and whether you're eligible for an exam's age limi…
📊 GPA & CGPA Converters
CGPA to Percentage
Convert CGPA to percentage using the CBSE 9.5 multiplier or your university's own formula.
SGPA to Percentage
Convert SGPA to percentage using the standard (SGPA − 0.75) × 10 formula or a custom multi…
CGPA to Marks Calculator
Convert your CGPA into total marks out of any maximum — 500, 600 or a custom total.
CGPA to US 4.0 GPA
Convert Indian 10-point CGPA to the US 4.0 GPA scale for study-abroad applications.
SGPA to CGPA Calculator
Calculate CGPA from semester SGPAs, with optional credit weighting per semester.
College GPA Calculator
Calculate your semester GPA from course credits and grade points.
🏅 Academic & Merit
DU Best of 4 / ICSE Best 5
Calculate your Best of 4 (DU admissions) or Best of 5 (ICSE) percentage from subject marks…
Passout Year & Batch Tool
Find your passout year and batch label from your course start year and duration.
Attendance & Bunk Planner
See how many classes you can skip — or must attend — to stay above the required attendance…
Board Percentage Calculator
Calculate your board exam percentage from marks in each subject, with any maximum marks.
Study Planner & Timer
A simple Pomodoro-style study timer with a session task list to plan your revision.
About These Tools
Every tool on this page is free and runs fully in your browser — no signup, no uploads, no limits. The exam utilities (photo resizer, negative marking, typing test) are built around SSC, UPSC, banking and railway requirements; the GPA & CGPA converters follow CBSE, VTU and standard university formulas; and the academic planners (attendance, study timer) keep the semester on track. Pair them with our subject-wise GK, quizzes, online tests and daily current affairs for complete preparation.