All Categories
image
View all →Image Resizer
Resize images to exact pixel dimensions, with optional aspect-ratio lock — all in your browser.
Image to Base64
Convert an image into a Base64 data URI for embedding directly in HTML or CSS.
Image Converter
Convert images between PNG, JPG, and WebP formats instantly, without uploading.
Image Compressor
Compress JPG, PNG, and WebP images to a smaller file size right in your browser — no upload.
calculator
View all →Scientific Calculator
A full scientific calculator with trigonometry, logarithms, powers, roots, factorial, memory, and degree/radian modes.
Percentage Calculator
Calculate percentages easily. Find what percent one number is of another, percentage increase/decrease, and more. 100% client-side.
Age Calculator
Calculate your exact age in years, months, and days instantly in your browser. 100% client-side.
Date & Time Difference Calculator
Calculate the difference between two dates (years, months, days, weeks, hours) or between two times of day.
PDF Editor
Open a PDF in your browser, click existing text to edit it in place, add or white-out text, insert images and signatures, merge PDFs or split out pages, then download the result.
PDF Compressor
Reduce the file size of a PDF right in your browser. Pick a quality level and download a smaller PDF.
Image to PDF Converter
Convert JPG, PNG, and WebP images into a single PDF. Add several images, reorder them, choose the page size, and download.
converter
View all →health
View all →developer
View all →CSV to JSON & JSON to CSV Converter
Convert CSV to JSON and JSON to CSV, both directions in one tool. Choose your delimiter and header handling.
CSS Gradient Generator
Design linear and radial CSS gradients visually with multiple colour stops, live preview, and copy-ready CSS.
JSON Diff Checker
Compare two JSON objects and highlight the differences visually.
CSS Minifier
Minify CSS code online to reduce file size and improve loading speed.
JSON to YAML Converter
Convert JSON to YAML and YAML to JSON seamlessly with syntax highlighting.
JavaScript Minifier
Minify, compress, and obfuscate JavaScript code online. Reduces file size.
Markdown Preview
Live preview and convert Markdown to HTML online.
Cron Expression Generator
Easily generate and parse cron expressions for task scheduling.
HTML Minifier
Minify HTML code online to reduce file size and improve loading speed.
JSON Formatter
Format, validate, and beautify JSON data online.
SQL Formatter
Format and beautify messy SQL queries for better readability.
Regex Tester
Test and debug regular expressions online with syntax highlighting and explanations.
Color Picker & Converter
Extract, convert, and pick colors easily. Supports HEX, RGB, HSL, and more.
XML Formatter
Format, validate, and beautify XML data online.
Text Diff Checker
Compare two text documents and find the differences instantly.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes instantly from any text.
JWT Decoder
Decode JWT tokens online in your browser.
Meta Tag & Open Graph Generator
Generate SEO meta tags plus Open Graph and Twitter Card markup, with a live social-share preview.
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal instantly.
JWT Generator
Generate JWT tokens online in your browser.
Glassmorphism & Neumorphism CSS Generator
Visually design glassmorphism (frosted glass) and neumorphism (soft UI) effects with sliders and copy the exact CSS.
AI Prompt Token Counter
Count the exact number of tokens in a prompt for OpenAI models (GPT-4o, GPT-4, GPT-3.5) before you call the API.
time
View all →Countdown Generator
Create and share dynamic countdown timers for upcoming events.
Date Format Converter
Convert dates between different formats instantly. 100% client-side.
Pomodoro Timer
A focus timer using the Pomodoro Technique — customizable focus and break intervals with a progress ring and session tracking.
Relative Time Calculator
Calculate human-readable relative time (e.g., '2 hours ago') from dates.
Epoch / Unix Timestamp Converter
Convert Unix epoch timestamps to human-readable dates and back, with a live current timestamp. Supports seconds and milliseconds.
Time Zone Converter & World Clock
Convert a time between global time zones and keep a live world clock of multiple cities.
text
View all →math
View all →Quadratic Equation Solver
Solve any quadratic equation ax² + bx + c = 0 with the quadratic formula, showing the discriminant, roots (real or complex), vertex, and step-by-step working.
Function Grapher
Plot linear and quadratic equations on an interactive grid. Adjust the coefficients and see the line or parabola, with slope, intercepts, vertex, and roots.
utilities
View all →finance
View all →XIRR & IRR Calculator
Calculate the annualised XIRR and IRR of any investment — mutual fund SIPs, lumpsums, stocks, or bank schemes — from your dated cash flows, and see the absolute profit.
CAGR & Lumpsum Calculator
Find the compound annual growth rate (CAGR) of an investment from its start and end value, or project what a one-time lumpsum will grow to at an expected rate.
FD Calculator
Calculate maturity amount and interest earned on Fixed Deposits with our free FD calculator.
SIP Calculator
Calculate returns on your Systematic Investment Plan (SIP).
PPF Calculator
Calculate the maturity amount and interest earned on your Public Provident Fund (PPF) account.
RD Calculator
Calculate maturity amount and interest earned on Recurring Deposits with our free RD calculator.
GST Calculator
Free GST calculator to add or remove GST. Calculate GST inclusive and exclusive prices with 5%, 12%, 18% and 28% GST rates.
Interest Calculator
Calculate simple and compound interest on your principal amount with our free Interest calculator.
Tax Calculator Hub
Calculate Income Tax, Salary, and GST with ease.
EMI / Loan Calculator
Calculate monthly EMI and loan payments for home, car, and personal loans, with a full amortization schedule.