Every tool your files will ever need. Completely free.
Resize images without stretching, compress PDFs, convert videos, and more — all processed directly in your browser. No uploads. No waiting. No signup.
100% Secure
Files never leave your device
Lightning Fast
Instant browser-based processing
Privacy First
Zero server uploads
No Signup
Use all tools immediately
100%
Free Forever
0
Files Uploaded
<1s
Processing Time
1M+
Files Processed
Tools by Category
Everything you need to work with your files — organized by what you want to do.
Image Tools
Resize, compress, convert, and edit images directly in your browser. Fast, free, and private.
PDF Tools
Merge, split, compress, and convert PDF files online. Everything runs in your browser for maximum privacy.
Video Tools
Compress, convert, and trim video files with powerful browser-based processing.
Audio Tools
Convert between audio formats, compress, and edit audio files instantly.
Document Tools
Convert documents between formats — Word, Excel, PowerPoint, and more.
AI Tools
Check images and videos for AI-related signals, and clean AI-assisted text and HTML for a more natural read.
Popular Tools
Our most-used tools — all free, all private, all instant.
Image Resizer
FLAGSHIPResize images without stretching. Maintain aspect ratio with smart scaling.
Image Compressor
Compress images to reduce file size without losing visible quality.
Compress to 50KB
Compress an image to an exact KB size — ideal for exam and form photo uploads.
JPG to PNG Converter
Convert JPG images to PNG format with transparent background support.
PNG to JPG Converter
Convert PNG images to JPG format for smaller file sizes.
WebP Converter
Convert images to and from WebP format for faster web performance.
Image Cropper
Crop images to any size with precision. Free online image cropper.
Image to Base64
Convert images to Base64 encoded strings instantly.
Bulk Image Resizer
Resize multiple images at once. Batch resize with aspect ratio lock.
HEIC to JPG Converter
Convert HEIC photos from iPhone to universally compatible JPG format.
Passport Photo Maker
Create passport photos with correct dimensions for any country.
Merge PDF
Combine multiple PDF files into a single document. Free and instant.
Why ResizeImg is Different
Most online tools upload your files to remote servers. We don't.
Client-Side Processing
Every tool runs directly in your browser using modern Web APIs. Your files are never uploaded, stored, or transmitted — they stay on your device from start to finish.
No Account Required
No sign-up, no email, no password. Just open a tool and start working. We believe useful software shouldn't have friction.
Premium Quality, Zero Cost
Our tools use the same rendering engines and algorithms as professional software — Canvas API, pdf-lib, ffmpeg.wasm — but they're completely free to use.
Works on Any Device
Every tool is designed mobile-first. Whether you're on a phone, tablet, or desktop, the experience is seamless and responsive.
No Watermarks, No Limits
Process as many files as you want. No daily limits, no watermarks on output, no "upgrade to unlock" nag screens. Just tools that work.
Built for Speed
No server round-trips means no waiting. Processing happens in milliseconds on your device. You'll notice the difference immediately.
Ready to get started?
Try our flagship Image Resizer — resize any image without stretching, completely free.
Launch Image Resizer