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AVIF to QOI Converter.

Free AVIF to QOI converter. Convert avif images to qoi on your device with no uploads or registration. AVIF source decoding depends on your browser, platform and AVIF variant.

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Convert your file

INPUTAVIF
OUTPUTQOI
Files stay on your device

Up to 12 files · 20 MiB each · 30 megapixels per image · uncommon formats have documented limits

Output settings (optional)
88%

The actual file-size change is calculated after conversion; it cannot be predicted in advance.

Output dimensions

Maximum longest edge · preserves aspect ratio · never enlarges your image.

Choose your source image to begin.
✓ Free✓ No signup✓ No file uploads needed
Private processingYour source file stays in your browser
Original stays intactDownload a new output file
Real formatsUnsupported conversions show an error

STEP BY STEP

How to convert AVIF to QOI

  1. Choose a source file. Select a real AVIF file from your device.
  2. Run the local converter. If relevant, set the quality and maximum dimensions before converting.
  3. Download the result. Save the generated QOI file. Your original file is unchanged.

FORMAT GUIDE

Why convert AVIF to QOI?

QOI is a simple lossless pixel format that does not guarantee a smaller file than PNG.

  • Preparing a qoi image for an application that requires that format.
  • Making a downloadable compatibility copy while keeping the original intact.
  • Resizing a source image before saving it as qoi.

UNDERSTAND YOUR FILES

AVIF vs. QOI: what changes?

Input · AVIF

A modern image format; this hub currently supports AVIF input only when the browser can decode it.

Output · QOI

QOI is a simple lossless pixel format, with RGB and RGBA support.

QOI is a simple lossless pixel format that does not guarantee a smaller file than PNG. Choosing an output format changes how another app reads the file; it does not restore detail missing from your source.

Which settings should you choose?

Start with Original dimensions to retain the decoded pixel size. Select a maximum edge only when you need a smaller output image.

Your files and privacy

Your selected file is converted on your device. You can download the new file while keeping the original unchanged.

Some formats work differently across browsers and devices. Check the converted result before using it for important work. Advertising and other optional website services may have separate privacy practices.

Format compatibility and limitations

AVIF source decoding depends on your browser, platform and AVIF variant. QOI output saves 8-bit RGBA pixels without vector or animation data.

Actual output behavior depends on the input file, your browser, device resources and the converter engine. Check important files before sharing or replacing them.

HELP & ANSWERS

AVIF to QOI questions

Does AVIF to QOI upload my files?

No. Your file stays on your device while it is converted, and you download the new image when it is ready.

Does changing formats improve the original quality?

No. Re-encoding may lose detail, and cannot restore information that the source file no longer contains.

What is different about qoi output?

QOI output saves 8-bit RGBA pixels without vector or animation data.

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