✨ 111+ free tools · no sign-up · nothing uploaded

Free calculators & study tools,
for every student

CGPA, attendance & marks calculators, grade converters, PDF & image tools, planners, essays, letters and practice — all free, all instant, all in your browser.

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😰 Will I hit 75% attendance?🎯 What do I need in finals?🎓 Convert CGPA → percentage🗜️ Compress a PDF for a form🖼️ Shrink a photo to 100 KB🗓️ Make my study timetable🏠 Plan a mortgage or loan
🎓CGPA CalculatorCredit-weighted CGPA across all your semesters — with instant percentage conversion.✅Attendance CalculatorCheck where you stand, how many classes you can skip, and how to recover to 75%.🗜️Compress PDFShrink scanned or image-heavy PDFs toward a target size, right in your browser.🏦EMI CalculatorCalculate your monthly EMI, total interest, and total payment for any loan.📝Word CounterLive word & character counts with reading time, readability score, keyword density, platform limits & word goals — 100% private.⚛️Periodic TableExplore all 118 elements — click any element for its symbol, mass, and category.✉️Essays, Letters & ApplicationsReady-made formats — copy, fill in your details, submit.🖨️PrintablesFree PDF planners & trackers.📚Study GuidesHow-to guides that make the maths click.

Popular essays & letters

Ready-made examples in 200, 500 & 1000 words — copy, adapt, submit.

📖 Importance of Education Essay🌍 Global Warming Essay🕐 Value of Time Essay🤖 Artificial Intelligence Essay🤒 Sick Leave Application🎉 Family Function Leave Letter🏠 Work From Home Request🎓 Scholarship Application📝 All essays →✉️ All letters →

Explore the StudyVerse

Six zones. Everything organised the way you actually think.

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Grades & Exams

GPA, attendance, marks, and exam planning

Academic Calculators →Mathematics →
📈 Percentage Increase📉 Percentage Decrease💯 Marks Percentage🔄 Percentage to GPA📊 Statistics🧮 Equation Solver🔢 Prime Checker🎲 Probability
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Science Lab

Chemistry tools, formula sheets, and references

Chemistry →Reference & Charts →
⚗️ Molar Mass🧫 Mole Calculator🧪 pH Calculator⚖️ Equation Balancer🔬 Physics Formulas📐 Maths Formulas📏 SI Units🔭 Constants
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Files & Docs

PDF and image tools — private, in your browser

PDF Tools →Image Tools →
🔗 Merge PDF🗜️ Compress PDF✂️ Split PDF🔄 Rotate PDF🗜️ Image Compressor📐 Image Resizer✂️ Image Cropper🔄 Image Converter
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Money & Health

EMI, interest, GST, BMI, calories, sleep

Finance Calculators →Health Calculators →
🏦 EMI Calculator💳 Loan Calculator🪙 Simple Interest📊 Compound Interest🏋️ BMI Calculator🍎 Calorie Calculator💧 Water Intake😴 Sleep Calculator
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Write & Code

Word counts, readability, JSON, regex, and more

Writing Tools →Coding Tools →
📝 Word Counter🔡 Character Counter🔠 Case Converter⏱️ Reading Time🔧 JSON Formatter🔍 Regex Tester🔤 Base64 Encode/Decode🔗 URL Encode/Decode📝 Essays for Students✉️ Letters & Applications
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Study Zone

Planners, trackers, practice, and printables

Productivity Tools →Learn & Practice →
🍅 Pomodoro Timer✅ To-Do List🃏 Flashcards🔥 Habit Tracker⚛️ Periodic Table⌨️ Typing Practice➗ Math Practice❓ Quiz Maker🖨️ Printable Templates📚 Study Guides Blog

Why use MyStudyVerse?

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Private by design

Your files and inputs stay on your device — nothing is uploaded.

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Instant results

Everything runs in your browser, so there's no waiting.

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Free, no sign-up

Every tool is completely free with no account required.

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Works everywhere

Designed mobile-first, so it works great on any phone or laptop.

Frequently Asked Questions

Is MyStudyVerse really free?+

Yes — every tool is 100% free with no sign-up. The site is supported by unobtrusive ads.

Do you store my data or files?+

No. Almost everything runs entirely in your browser, so your inputs, files, and results never leave your device.

Do I need to install anything?+

No installation needed — every tool works instantly in your web browser on any device.