Free online image & video compressor
Compress images and videos online — reduce file size for social media, email, and uploads. No install, no signup. Files deleted after processing.
🖼
Compress Image Online
Reduce image file size — JPG, PNG, WebP up to 20MB
🎬
Compress Video Online
MP4 compressor — reduce video file size, up to 100MB
Why Ontoolbox?
We focus on one job — fast, reliable compression for creators, editors, and developers. No account, no clutter, no long-term storage.
- Free to use with sensible daily limits — no signup required.
- Files are deleted within about an hour after processing.
- Pick a preset, compress, download — works in any modern browser.
Frequently asked questions
- Is Ontoolbox free?
- Yes. Image and video compression are free with daily usage limits. No account is required.
- Do you store my files?
- No long-term storage. Uploaded files are removed within about one hour after processing completes.
- What formats are supported?
- Images: JPG, PNG, WebP (up to 20MB). Videos: MP4, MOV, WebM (up to 100MB).
- Do I need to install software?
- No. Ontoolbox runs in your browser. Video encoding is processed on our servers after upload.