Pixmorph
AVIF converter

Convert AVIF to MIFF

Convert AVIF images to MIFF in bulk without losing quality or installing any software. Fast, free and easy to use.

ConvertAVIF
Drop your AVIF images here

68+ input formats · 41 output formats · click, drop or paste

Choose files

How it works

  1. 01

    Upload your AVIF file(s)

    Click "Choose files" or drag your AVIF images into the drop area. You can also paste them.

  2. 02

    Pick the output

    MIFF is pre-selected. Open Settings to adjust quality or max size.

  3. 03

    Start conversion

    Hit Convert. Files process three at a time — most finish in well under a second.

  4. 04

    Download

    Download each file individually, or all of them together as a ZIP archive.

AVIF vs MIFF

Input · .avif

AV1 Image File

Next-gen format with the best compression available today. Great for performance-focused websites.

Lossyimage/avif
Output · .miff

Magick Image File Format

ImageMagick's own lossless format.

Losslessimage/x-miff

Frequently asked questions

How do I convert AVIF to MIFF?+

Drop your AVIF image(s) into the converter above, click Convert, then download the result individually or as a ZIP.

How do I convert AVIF without losing quality?+

Open Settings and move the quality slider to 100. Lossless formats like PNG and TIFF always keep every pixel; WEBP and AVIF switch to lossless mode at 100.

Can I bulk convert AVIF files?+

Yes. Select or drop as many AVIF files as you like — they're converted in parallel and can be downloaded together as a ZIP.

Is this converter secure?+

Yes. Every file is converted entirely inside your browser and never uploaded to any server.

Can I edit images after converting?+

Yes — use our free Resize and Compress tools.

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