Make image files smaller without losing quality.
Compress images with adjustable quality. Drop one file for a single output or multiple files to get a ZIP. Runs entirely in your browser.
How to Use Image Compressor
- Select or drag and drop your file(s) into the Image Compressor workspace.
- Adjust the custom parameters, formats, or options to your requirements.
- Preview the processed output in real time and download the result instantly to your device.
Key Capabilities & Features
- 100% Client-Side Processing: Your data never leaves your computer or mobile device.
- Fast & Instant: Powered by modern WebAssembly and HTML5 browser APIs without upload delays.
- No Signups & No Watermarks: Completely free and unlimited for personal and professional use.
Privacy & Security Guarantee
At Toolbo, privacy is built directly into the software architecture. Image Compressor processes all inputs directly in client-side browser memory. There is no server upload, no remote file caching, and zero tracking of your document or media contents.
Frequently Asked Questions
- Is my image uploaded to a server?
- No. All compression happens locally inside your browser, ensuring complete privacy.
- Can I choose the compression quality level?
- Yes, you can adjust the quality slider from 1% to 100% and compare original vs compressed size in real time.
- Which image formats are supported for compression?
- JPEG, PNG, WebP, and AVIF images can be compressed and exported directly.
Related Online Tools
- Image Resizer — Resize an image to the dimensions you need.
- Image Converter — Convert images between PNG, JPG, and WebP.
- Image to PDF — Convert images to a single PDF — no watermark.