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Supports: MP4, M4V
AVIF is the most efficient image format — 50-70% smaller than JPEG at the same quality:
AVIF thumbnails from video are dramatically smaller than JPEG. For websites with many video thumbnails, this reduces page load time significantly.
Short MP4 clips can become animated AVIF — smaller than GIF and animated WebP with better quality and HDR support.
Competitors like ezgif.com offers "output resolution, frame rate, and quality level" controls with optional cropping. mconverter.eu supports batch MP4-to-AVIF conversion. fabconvert.com can "batch convert up to 100 files in one go." image-to-avif.com describes AVIF as delivering "high-quality images at dramatically smaller file sizes."
| Feature | AVIF | JPEG |
|---|---|---|
| File size (same quality) | 50-70% smaller | Baseline |
| HDR support | ✅ 10-bit+ | ❌ 8-bit |
| Transparency | ✅ Alpha channel | ❌ |
| Animation | ✅ | ❌ |
| Browser support | Chrome, Firefox, Safari 16+ | All |
Yes. Completely free with no watermarks, no sign-up required, and no file count limits.
Yes. Short MP4 clips can be converted to animated AVIF that loops like a GIF at a fraction of the file size.
Yes. Configure frame selection settings to extract at set intervals.
Yes. Works in any modern browser on all devices — no app installation required.