🖼️ Image Converter
Convert GIF to AVIF — Free & Private
Convert GIF images to AVIF format for dramatically smaller file sizes. AVIF compresses better than GIF while preserving image quality.
✓ Free forever✓ No upload✓ No signup✓ Instant
Ready to convert your GIF?
100% in your browser · Up to 50 MB · Dramatically smaller than GIF
How to Convert GIF to AVIF
1
Open the Converter
Click "Convert Now" — opens with GIF → AVIF pre-selected.
2
Upload Your GIF
Drag & drop your GIF file or click Browse. Up to 50 MB.
3
Convert Instantly
Conversion runs entirely in your browser — no server upload.
4
Download AVIF
Your AVIF file downloads automatically, ready to use.
Why Convert GIF to AVIF?
- 📦 Massively smaller than GIF — AVIF compresses images far better than GIF's outdated algorithm
- 🎨 Modern format — no 256-color limit, full RGB color depth
- 🌈 No color limit — AVIF supports millions of colors vs GIF's 256-color palette
- 🔐 100% private — files stay on your device, never uploaded to any server
- 🆓 Free forever — no watermarks, no limits, no credit card
- ⚡ Instant — browser-based conversion, results in seconds
Features
100% Private
Files never leave your browser. Zero server uploads.
Instant
Conversion completes in seconds using Canvas API.
Free
No account, no fee, no watermarks. Ever.
Batch Convert
Convert multiple GIFs to AVIF in one go.
Full Color
AVIF supports millions of colors, unlike GIF.
Mobile-Friendly
Works on any device — phone, tablet, desktop.
Frequently Asked Questions
Yes — completely free, no limits, no watermarks. Convertlo runs entirely in your browser.
No — when converting a GIF to AVIF, only the first frame of the animation is captured. If you need to preserve animation, consider other formats.
Yes, dramatically. AVIF achieves far better compression than GIF, which uses a very outdated compression algorithm limited to 256 colors.
No. All conversion happens locally in your browser using the HTML5 Canvas API. Your files never leave your device.
AVIF is supported in Chrome, Firefox, and Safari 16+. It covers the vast majority of modern browser users.