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WebP to AVIF Converter

Upgrade from WebP to AVIF — 10–20% smaller files, same quality. No upload needed.

Files never leave your browser. No uploads. No accounts.

Drop files here

or click to browse · paste from clipboard

Accepts .WEBP · Up to 1,000 files

How it works

  1. Drop your files

    Drag and drop, click to browse, or paste from clipboard. Up to 1,000 files at once.

  2. Choose settings

    Adjust quality, format, and other options to match your needs.

  3. Click Convert

    Everything runs in your browser via WebAssembly. WebP to AVIF Converter happens locally — no server involved.

  4. Download

    Download files individually or grab all at once as a ZIP.

Frequently asked questions