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AVIF to PNG Converter

Converts an AVIF image to PNG in your browser, keeping transparency and adding no further loss of quality.

Image Nothing uploaded No sign-up Free, unlimited
Image tool
Drop an AVIF imagelossless conversion, transparency preserved
Add a file to begin.
In short Converting AVIF to PNG keeps transparency and adds no further quality loss, because PNG is lossless — whatever the AVIF decoded to is stored exactly. The trade is size: the PNG will usually be several times larger than the AVIF, since a lossless format has to store every pixel while AVIF was free to throw detail away. Choose PNG when the image has transparency, is a logo or screenshot, or will be edited again; choose JPEG when it is a photograph and the file size matters more than the alpha channel. The AVIF to PNG converter on inputtesthub.com runs entirely in the page.

How to use the AVIF to PNG Converter

  1. Drop the AVIF file in.
  2. Download the PNG — there is nothing to configure, because it is lossless.

About the AVIF to PNG Converter

The AVIF to PNG Converter converts an AVIF image to PNG in your browser, keeping transparency and adding no further loss of quality. It runs as plain JavaScript inside the page, which means there is no upload step, no queue and no size limit imposed by a server — the only limit is your own device.

What people use it for

  • Keeping a transparent background that JPEG would destroy.
  • Getting a screenshot out of AVIF without further loss.
  • Preparing an AVIF for an editor that only reads PNG.

Details

PNGLossless — nothing further is discarded
TransparencyFully preserved, 8-bit alpha
Typical sizeSeveral times the AVIF
Best forLogos, screenshots, anything with transparency
Lossless here means no further loss. It does not undo the compression the AVIF already applied — if the original had visible artefacts, the PNG stores those artefacts perfectly.

Where this tool stops

First frame only, and PNG has no support for the HDR and wide-gamut data an AVIF can carry, so those are flattened to standard 8-bit sRGB.

Frequently asked questions

Why is the PNG so much bigger?
Because it is lossless and AVIF is not. PNG stores every pixel exactly; AVIF discarded detail it judged invisible. A photograph can easily go from 200 KB as AVIF to well over a megabyte as PNG, and neither number is wrong — they are answering different questions.
Should I use PNG or JPEG?
PNG if the image has transparency, is a logo, a screenshot or line art, or will be edited again. JPEG for photographs where size matters and there is no transparency. The one thing not to do is save a photograph as PNG for "quality" — the AVIF already lost what it was going to lose, and PNG cannot bring it back.
Does this re-compress the image?
No. The AVIF is decoded to pixels and those exact pixels are written into the PNG. There is no second lossy step, which is what makes this the right choice when the image will be edited.
Do I need an account to use the AVIF to PNG Converter?
No charge and no sign-up. There is no free tier to run out of because there is no paid tier — inputtesthub.com is funded by advertising rather than by metering the tool.
Is what I paste into the AVIF to PNG Converter stored?
No. The AVIF to PNG Converter runs entirely in your browser using JavaScript. Nothing is transmitted, logged or stored, which you can verify yourself in the Network tab of your browser's developer tools.
What is the AVIF to PNG Converter used for?
In practice it gets used for three things: keeping a transparent background that JPEG would destroy. Getting a screenshot out of AVIF without further loss. Preparing an AVIF for an editor that only reads PNG. It is built for exactly those cases rather than being a general-purpose tool with this bolted on.
When is the AVIF to PNG Converter not the right tool?
First frame only, and PNG has no support for the HDR and wide-gamut data an AVIF can carry, so those are flattened to standard 8-bit sRGB. Knowing where a tool stops being trustworthy matters more than the cases where it works.
Which values should I know?
PNG is Lossless — nothing further is discarded. Transparency is Fully preserved, 8-bit alpha. Typical size is Several times the AVIF. These are printed on the page itself, so you do not have to take them on trust.
Is there a file size limit?
There is no limit set by us, because your file is never uploaded — the only ceiling is the memory your own browser will give the tab. Very large files simply take longer to process, and a phone will give up sooner than a desktop.

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