🎯 Compress to Size

Compress images to an exact target file size. Automatically finds optimal quality level. 100% private — all in your browser.

Drop an image here or click to browse

JPG, PNG, WebP

About Compress to Size

Uses binary search to find the optimal JPEG quality level that hits your target file size. Perfect for upload limits on social media, email, or forms.

Target File Size

Set an exact target in KB and the tool automatically finds the optimal JPEG quality level to hit your goal using binary search.

Smart Binary Search

Tests 12 quality levels in milliseconds to zero in on the perfect balance between file size and visual quality.

100% Private

All compression happens in your browser via HTML Canvas. Your images never leave your device — perfect for sensitive content.

Upload Limit Ready

Compress images to meet strict size limits for email attachments, social media uploads, online forms, and job applications.