Reduce image size without losing clarity. Ideal for exam forms, job applications, and website uploads. Private browser-based JPG, PNG and WebP compression.
Drag & drop or click to select JPG, PNG, WEBP files
Max 25MB per file • 20 files max
These settings will apply to all newly added images and existing images.
Popular tasks: compress image to 50KB, compress signature to 20KB, passport photo under 50KB, fix photo upload size error.
Compressing images efficiently means balancing file size and visual clarity. Here is how you can customize your settings:
| Format | Compression Type | Transparency Support | Best For |
|---|---|---|---|
| JPEG / JPG | Lossy (High reduction) | No | Photos, signatures, scanned documents |
| PNG | Lossless (Large size) | Yes | Logos, icons, graphics, text screenshots |
| WebP | Lossy & Lossless (Next-gen) | Yes | Website images, blog graphics, modern web apps |
No. Tooli works entirely client-side using Web Assembly and HTML5 Canvas API. Your pictures are compressed locally on your computer/phone and never touch our servers.
Yes! You can drop multiple images into the compression area, customize global settings, and download all compressed files in a single ZIP folder.
Don't stop here. Check out these other free utilities.
Why millions of users trust Tooli for safe, local-first utility tasks.
Processing is completed entirely within your browser. No files, calculations, or data are ever uploaded to any servers.
Since there is no backend database for processing, your sensitive data remains completely in your control.
Leverages your local computer's processing power. No queuing, no server lag—instant results.
We do not track your input data. Your calculations, passwords, and photos are strictly yours.