manav's tools

Combine multiple PDFs into one file

Unlock a password-protected PDF

Protect a PDF with a password

Export PDF pages as JPG or PNG

Extract or split pages into new files

Present a PDF full-screen, right from your browser

Change image dimensions in seconds

Combine images into a single PDF

Reduce image file size for web or email

Turn an image into a favicon.ico and app icon sizes

Generate every iOS, iPadOS, macOS, and watchOS icon size

Switch between JPG, PNG, WebP, HEIC, and more

Compress files into a single archive

Extract files from a .zip archive

Create a WhatsApp chat link with a pre-filled message

Create a QR code from any text or link

Read a QR code from an image

See one moment across multiple timezones at once

Count words, characters, sentences, and more

Count characters, words, and more

Validate, format, and explore JSON as a tree

Convert a pay rate between hourly, monthly, yearly, and more

Calculate monthly loan payments and amortization

Calculate monthly payments from a price and down payment

Open, edit, and export CSV files as a simple grid

Write and preview Markdown with a live GFM preview

Password-protect text to share privately

Reveal text that was encrypted and shared with you

Preview HTML code or files in a safe sandboxed frame

View an SVG and tweak its colors, then export

Cut an audio clip down to the part you need

Pull the audio track out of a video and save it

Convert an audio file to WAV or MP3

Build an APA, MLA, and Chicago citation

View a spreadsheet, sheet by sheet, no editing

Crop a photo to your country's passport photo size

Build a customizable invoice and download it as a PDF

Trig, logs, powers, and memory, right in your browser

Turn your data into a bar, line, pie, or scatter chart

Convert between HEX, RGB, and HSL, or search by name

Password-protect any file before sharing it

Reveal a file that was encrypted and shared with you

Build an email-safe signature for Gmail or Outlook

Build an HTTP request and get the equivalent cURL command

Plot one or more functions of x and export as a PNG

Write and format text, then copy or download it

See and strip hidden metadata, including GPS, from a photo

Generate a strong, random password with custom options

Encode or decode a URL or URL component

Convert length, weight, volume, area, speed, and more

Generate placeholder text by words, sentences, or paragraphs

Compare two pieces of text and see exactly what changed

Test a regular expression with live match highlighting

Convert text between UPPERCASE, Title Case, camelCase, and more

Generate a CODE128, EAN, UPC, CODE39, or ITF barcode

Read a barcode from an uploaded image or your camera

Combine multiple SPF records into one valid record

Generate an MD5, SHA-1, SHA-256, SHA-384, or SHA-512 hash

Decode a JWT's header and payload, and check its expiry

Add a text or logo watermark to an image

Stamp a text or logo watermark across every page of a PDF