1
Select your image
Drag and drop or click to pick an image from your device. JPEG, PNG, and WebP are supported.
Free Online Tool
Free Image Optimizer – Compress Images Online
Reduce image file size in your browser. No uploads to any server – your files stay on your device. Supports JPEG, PNG, and WebP.
Drop your image here
or click to choose a file
How it works
Optimize images in three steps
2
Choose format and compression
Pick an output format (WebP for web, JPEG for photos, PNG for graphics) and a compression level: low, medium, or high.
3
Download the result
Preview the compressed image and download it. Your original file is never sent to our servers.
Why use our image optimizer?
Private
Compression runs entirely in your browser. No data is uploaded to any server.
Free
No sign-up or limits. Use it as often as you need for web or social images.
Fast
Instant results with no waiting for server processing or queues.
Need to compress videos too?
Try Braiv Compressor for desktop – hardware-accelerated, near lossless video compression for Windows and Mac.