Free Student Tools — Calculators, Timers, Flashcards & More
10 free tools for students in one place: percentage & CGPA calculators, unit converter, interactive periodic table, Pomodoro timer, marks tracker, study planner, spaced-repetition flashcards, AI answer evaluator and college predictors. No signup.
TL;DR: 10 free tools for students in one place: percentage & CGPA calculators, unit converter, interactive periodic table, Pomodoro timer, marks tracker, stu…
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
Every Syllab free student tool in one place — calculators, converters, timers, flashcards, trackers and predictors. Everything runs in your browser, works on mobile and needs no sign-up.
All free tools
- 🧮 Student Calculators — Percentage, CGPA, attendance, SGPA, CBSE grade, CUET score & education-loan EMI.
- 📐 Unit Converter — Length, mass, temperature, speed, energy, pressure, volume, area, time & data.
- ⚛️ Periodic Table — All 118 elements — atomic mass, group, period, state & electron configuration.
- ⏳ Pomodoro Timer — Focused 25-minute study sprints with breaks and a session counter.
- 📊 Marks Tracker — Overall percentage, CBSE grade, weakest subject and target planner.
- 🗓️ Study Planner & Syllabus Tracker — Tick chapters off as you finish them and get a timetable built from what is left.
- 🃏 Flashcards — Spaced-repetition revision decks (SM-2) you make yourself.
- ✍️ AI Answer Evaluator — Examiner-style score and feedback on your written answers.
- 🎯 College Cutoffs — Indicative closing cutoffs for top engineering colleges by exam.
- 🔮 Career & College Predictor — JEE/NEET rank & college predictor and a career interest quiz.
- 📄 PDF Tools — Merge, split, watermark, page numbers, sign, images→PDF & PDF→text — private, in your browser.
- 🖼️ Image Tools — Compress, resize, convert, rotate, flip, crop & HEIC→JPG — private, in your browser.
- 📝 Question Paper Generator — Pick chapters, generate a printable MCQ practice paper with an answer key — free for teachers.
- 🔍 Compare Text & Docs — Diff two texts or documents (PDF/DOCX/TXT) and highlight what changed — private.
- 📝 Notepad — A private rich-text notepad that auto-saves in your browser — multiple notes, offline.
- 🧰 Everyday Tools — Unit converter, percentage, age, date difference, BMI & lorem ipsum — six in one.
- Ⅹ Roman Numerals — Convert numbers to Roman numerals and back (1–3999), live, with validation.
- 🎨 Contrast Checker — WCAG colour contrast ratio with AA/AAA pass-fail and a live preview.
- 🕑 Timestamp Converter — Unix epoch ⇄ human date (seconds/ms auto-detected), ISO 8601 + UTC.
- 🔀 CSV → JSON — Paste CSV, get clean JSON — quote-aware, private, copy in one click.
- 🔎 Image to Text (OCR) — Extract text from a photo, screenshot or scan — 100% in your browser, never uploaded.
- 🔢 Word Counter — Live word & character count, sentences, paragraphs and reading time.
- 🔊 Text to Speech — Have your notes read aloud — pick a voice, speed & pitch. Free, in your browser.
Built for CBSE, NCERT, state boards, JEE and NEET students. Prefer guided learning? Explore free chapter lessons, mock tests and coding courses.