PicToolbox PicToolbox All-in-one image tool · 100% local, privacy first App Store ↗ Ad

Image Compressor

Compress images online for free. Reduce size by quality or target size (20/50/100/200KB) for JPG, WebP and PNG. No upload.

Local processing · No upload

Drag image here, or click to select

Supports JPG / PNG / WebP / BMP · Paste with Ctrl+V

– × – px Original Size – · Compressed Size –

How to use

  1. Upload your image — drag and drop it onto the page, or click to select a file from your device.
  2. Adjust the settings until the preview looks right for your needs.
  3. Download the result — your file is processed locally and never leaves your device.

Frequently Asked Questions

Do I need to register or install software?

No. All processing happens locally in your browser. No registration, no installation required.

Will my images be uploaded to a server?

Never. Everything runs on your device: images are read and rendered by the browser, never uploaded to any server. Your privacy is safe.

Will compression ruin quality?

Adjust quality slider to balance size vs quality. Target size mode auto-optimizes for best visual fidelity.

Can I compress to exact file size?

Yes. One-click compress to 20KB, 50KB, 100KB, 200KB targets with auto-iteration.