Free online tools

31 free tools for images, PDFs, money, design and code. They run in your browser – your files are not uploaded, and there is no sign-up.

Image & PDF

Image Compressor

Shrink JPG, PNG and WebP images in your browser. Up to 20 at a time, nothing uploaded.

Image Resizer

Resize a JPG, PNG or WebP image by pixels or percentage, with an aspect-ratio lock. Runs in your browser.

PDF Compressor

Make scanned and image-heavy PDFs smaller, right in your browser. Three levels, nothing uploaded.

PDF to JPG Converter

Turn every page of a PDF into a JPG image, in your browser. Download pages one by one or as a ZIP.

JPG to PDF Converter

Combine JPG and PNG images into one PDF, in the order you choose. A4, Letter or fit-to-image pages.

Image Background Remover

Remove the background from portraits with AI, or from logos and product shots by colour. Download a transparent PNG.

Favicon Generator

Turn one image into a full favicon set: PNG sizes, favicon.ico, Apple touch icon and a web manifest.

Calculators

GST Calculator

Add GST to a price or remove it from an inclusive amount, with the CGST, SGST or IGST split shown.

EMI Calculator

Work out the monthly EMI, total interest and a year-wise repayment schedule for any loan.

SIP Calculator

Estimate how a monthly SIP could grow, with an optional yearly step-up and a year-wise table.

Salary Calculator (CTC to In-Hand)

Turn an annual CTC into monthly in-hand pay, with PF, professional tax and income tax under the new or old regime.

Age Calculator

Find your exact age in years, months and days, the weekday you were born and the days to your next birthday.

Percentage Calculator

Five everyday percentage sums in one place, each with the formula shown.

Unit Converter

Convert length, weight, temperature, area (with cents, grounds and acres), volume, speed, data and time.

Business & generators

GST Invoice Generator

Make a clean GST tax invoice with CGST/SGST or IGST, totals and amount in words, then print or save it as a PDF.

Resume Builder

Fill in your details, pick the Classic or Modern template and save a tidy resume as a PDF. No sign-up needed.

QR Code Generator

Make QR codes for links, WhatsApp, UPI payments, Wi-Fi, email and phone, then download them as PNG or SVG.

Number to Words Converter

Write any amount in words in lakh and crore or in million and billion, with a ready cheque format in Rupees and Paise.

Design & CSS

Colour Contrast Checker

Check any text and background colour pair against the WCAG 2.2 AA and AAA contrast rules.

Colour Converter (HEX, RGB, HSL)

Convert colours between HEX, RGB and HSL instantly, with an approximate OKLCH value for modern CSS.

PX to REM Converter

Convert pixels to rem and rem to pixels with any root font size, plus a quick table of common sizes.

Fluid Typography (CSS clamp) Generator

Create a CSS clamp() font size that grows smoothly between two screen widths, using rem plus vw.

CSS Gradient Generator

Build linear and radial CSS gradients with up to five colour stops, see them live and copy the code.

CSS Box Shadow Generator

Design soft, layered or inset CSS box shadows with sliders, preview them on a card and copy the code.

Developer

JSON Formatter & Validator

Format, minify and validate JSON in your browser, with clear error messages that show the line and column.

Password Generator

Generate strong random passwords from 8 to 64 characters with your browser's secure random generator.

Base64 Encoder & Decoder

Encode text to Base64 and back with full UTF-8 support, or turn a file or image into a Base64 data URL.

URL Encoder & Decoder

Percent-encode or decode text for URLs, and split any link into its protocol, host, path, hash and query parameters.

Open the Code Playground – an HTML, CSS and JavaScript editor with a live preview.

Open the Playground