Smart online tools for study, work, and productivity

Convert, calculate, edit and format files easily. Calculators, PDF tools, exam utilities, and productivity tools at your fingertips.

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All-in-One Tools Platform - Calculators, PDF Tools, Exam Utilities, and Productivity Tools

Percentage Calculator

Calculate percentage of any number instantly. Perfect for exam results and marks calculation.

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CGPA to Percentage Converter

Convert CGPA to percentage for all grading scales. Supports 10-point and 4-point scales.

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Age Calculator

Calculate exact age in years, months, and days from date of birth. Useful for form filling.

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Marks Percentage Calculator

Calculate percentage from obtained marks and total marks. Get instant results.

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BMI Calculator

Calculate Body Mass Index (BMI) and check your weight category. Free and instant.

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EMI Calculator

Calculate Equated Monthly Installment (EMI) for loans. Plan your finances better.

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Exam Marks Calculator

Calculate exam percentage, grade, and pass/fail status. Supports custom passing percentage.

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JPG to PDF Converter

Convert JPG images to PDF format instantly. Free, no signup required.

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PDF to JPG Converter

Extract images from PDF files and convert to JPG format. Works entirely in browser.

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Merge PDF

Combine multiple PDF files into one. Merge unlimited PDFs for free.

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Compress PDF

Reduce PDF file size without losing quality. Compress large PDFs instantly.

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Image Resize Tool

Resize images to any dimensions. Maintain aspect ratio or custom size.

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Passport / Aadhaar Photo Resize

Resize photos for passport, visa, and ID card applications. Meets official requirements for global and Indian documents.

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OMR Sheet Generator

Generate printable OMR sheets for exams. Customizable options and instant download.

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Result Percentage Checker

Check and calculate result percentage from marks. Get grade and status instantly.

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Answer Key Checker

Check your answers against the official answer key. Calculate your score automatically.

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Rank Predictor

Predict your exam rank based on marks and percentile. Basic calculation tool.

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Exam Countdown Timer

Countdown timer for upcoming exams. Track days, hours, minutes until exam date.

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Admit Card Details Helper

Form-based guidance for admit card details. Helps fill application forms correctly.

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Word Counter

Free online word counter to count words, characters, sentences, and paragraphs instantly. Perfect for essays, exams, and assignments.

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Typing Speed Test

Free typing speed test to check your WPM and accuracy online. Ideal for exams, job applications, students, and daily typing practice.

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Essay Length Checker

Free essay length checker to count words, characters, and paragraphs. Perfect for students, exams, assignments, and competitive exams.

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Handwriting Practice Sheet Generator

Free handwriting practice sheet generator. Create printable handwriting worksheets for kids and students. Download PDF instantly.

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English Grammar Checker

Check English grammar mistakes online for free. Ideal for students, exams, essays, and basic writing.

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Hindi Typing Tool

Type Hindi easily using English keyboard. Free Hindi typing tool for exams, forms, and students.

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Study Time Table Generator

Create a personalized study timetable online. Free study time table generator for students and exam preparation.

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Revision Planner

Plan your exam revision using spaced repetition. Free revision planner to track topics and revision progress online.

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Pomodoro Focus Timer

Use Pomodoro focus timer to improve concentration and productivity. Free online study timer for students, professionals, and anyone who wants to stay focused.

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Daily Study Goal Tracker

Track daily study goals and progress. Set targets and monitor achievements.

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Aadhaar Photo Size Tool

Resize photos for Aadhaar card applications. Meets UIDAI official requirements.

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PAN Card Name Format Tool

Format name correctly for PAN card applications. Follow official guidelines.

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Name Initial Generator

Generate name initials from full name. Useful for forms and applications.

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DOB Format Converter

Convert date of birth between different formats. DD/MM/YYYY, MM/DD/YYYY, etc.

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Hindi to English Name Converter

Convert Hindi names to English using transliteration. Phonetic conversion tool.

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Frequently Asked Questions

Are the tools free to use?

Yes — all tools on Sarkari247 Tools are 100% free. No signup or payment is required for any tool listed on this site.

Is my data uploaded to a server?

Most tools process data locally in your browser and do not upload your files. For any tool that requires upload, we state it clearly on the tool page.

How accurate are calculation results?

Tools are built to provide reliable, practical results for study and productivity tasks. See each tool's accuracy disclaimer for edge cases and official verification notes.

Can I request a new tool?

Yes — use the Contact page to suggest new tools or improvements. Popular requests help us prioritise development.

Why Millions Use Our Tools

Trusted by users worldwide for their daily needs

Used Worldwide

Trusted by users across the globe for everyday tasks

100% Browser-Based

No uploads required. Everything runs securely in your browser

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