O'Clock

Image Resizer

Workers + R2 + Queues + WASM
Queue-based · ZIP Batches · No-stretch

Drop your image or ZIP here

or click to browse · ZIPs up to 500 MB · images up to 30 MB each

JPGPNGWebP GIFBMPZIP

—

Quality 80%

1255075100

Applies to JPEG and WebP. PNG is lossless. 70–85% is the sweet spot.

Width × Height (px, blank = auto)

Aspect ratio always preserved. Never stretches.

Fit Mode

Only shrink if larger than target.

Output Format

WebP = best compression. PNG = lossless.

Upload & Queue

Preparing… 0%

No jobs yet. Upload a file to get started.