Free Image Compressor Online
Reduce file size without visible quality loss. 100% browser-based — your image never leaves your device.
Free image compressor online — reduce PNG, JPG, and WebP file sizes by up to 90% without visible quality loss. Whether you need to compress images for a website, email, social media, or app upload limit, this free image compressor runs entirely in your browser. No files are ever uploaded to a server, keeping your photos completely private. Simply drag your image, choose a quality level (Low, Balanced, or High), and download your compressed image in seconds. Unlike cloud-based tools, this online image compressor works offline once the page loads. It uses the browser Canvas API to re-encode images at your chosen quality — the same technique professionals use. Ideal for bloggers, developers, and designers who need fast image compression with full control. Compress JPG online, shrink PNG files, or reduce WebP size — all free, all instant.
Drop image here or click to upload
PNG, JPG, WEBP supported
About This Tool
Privacy First
All compression happens in your browser using the Canvas API. Your image is never uploaded to any server.
Instant Results
No waiting. Compression completes in milliseconds right on your device.
Quality Control
Adjust quality from 10–100%. Find the perfect balance between file size and visual quality.
How to Use
- 1
Upload your image
Drag and drop a PNG, JPG, or WebP image onto the upload area, or click to browse your files.
- 2
Choose a quality level
Use the quality slider or pick Low (max compression), Balanced (recommended), or High (best visual quality).
- 3
Preview the result
See a side-by-side comparison of the original and compressed image with exact file sizes.
- 4
Adjust if needed
Move the slider to fine-tune the trade-off between file size and visual quality.
- 5
Download
Click "Download Compressed" to save the smaller image to your device.