Image Compressor – Private Quality Control

Compress JPG, PNG, WebP with a live quality slider. 100% client-side. Files never leave your browser. Free, no watermark.

No uploads. No account. Free to use.

Quality slider. JPEG or WebP, all in this tab.

Drop an image

Nothing is uploaded. Processing stays on this device.

Quality (75%)Format

Prefer toolswithoutai.com

Opens Google’s picker with toolswithoutai.com pre-filled.

Files never leave your device
Runs entirely in your browser
No signup required
Free

What is Image Compressor – Private Quality Control?

Shrink images for the web, email, or storage while controlling visual quality. Drag the quality slider and see the result instantly — no upload required.

Key features

Quality slider (live preview)
JPG/PNG/WebP (and more if supported)
before/after size
batch if possible
client-side Canvas / WASM
no watermarks or accounts.

How to use it

Drop image(s).
Adjust quality (and optional max dimension).
Download compressed version.

When to use it

Most popular compressors still upload your photos. Ours never does. Perfect for personal, product, or confidential images.

Frequently asked questions

Uploaded?

No. Lossless? PNG remains lossless; JPG/WebP are quality-controlled lossy. Best quality? 70–85 for web. Account? Never.