Convert QOI to PNG
QOI and PNG are both lossless, so the image comes through unchanged.
They open in the converter with PNG selected.
Browse filesFiles stay on your device.
What changes
Both formats are lossless, so the quality doesn’t change.
The file size stays about the same.
Both support transparency, so it’s kept.
Your browser may not be able to open QOI files, but the converter reads the file itself, so it can still convert it.
When it’s worth it
Choose PNG for: Logos, screenshots, and graphics. Keeps every pixel and supports transparent backgrounds.
Stay with QOI for: Fast-loading game graphics.
How to convert QOI to PNG
- Drop the QOI files on this page, or browse for them. Up to 200 at once.
- The converter opens with the files loaded and PNG selected.
- Press Convert, then save each file or all of them as a ZIP.
Questions
Does converting QOI to PNG lose quality?
No. Both formats are lossless.
What is the PNG format?
Lossless image format from 1995, standardized as ISO/IEC 15948. It compresses with Deflate and supports an alpha channel and 8 or 16 bits per channel, which is why it’s the default for screenshots, logos and anything that has to stay sharp.
What is the QOI format?
Quite OK Image format, a lossless format designed to encode and decode in a fraction of the time PNG needs, with files only slightly larger. Game developers adopted it for textures and sprites that must load instantly.
Are the files uploaded?
No. The file is opened in this tab, converted here and saved from here. There’s no account and no watermark.
How many files can be converted at once?
Up to 200 per batch and about 2 GB per file, within the memory this device has available.