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Convert QOI to PNG
Convert QOI to PNG format — 100% browser-based, no upload required.
2 cores · low tier
Drop a file here or click to select
Format will be auto-detected
About these formats
Source
QOI
Quite OK ImageMinimal lossless image format focused on simplicity and fast encoding/decoding. The entire spec fits on a single page — designed for speed, not compression ratio.
Best for
Game assetsReal-time graphicsFast encodingEmbedded systems
Advantages
- + Extremely fast encode/decode
- + Lossless
- + Tiny decoder (~300 lines)
- + Open & free
Limitations
- − Larger files than PNG
- − No lossy mode
- − No progressive loading
- − Limited adoption
Target
PNG
Portable Network GraphicsLossless image format with transparency support. Widely used for graphics, screenshots, and web images where quality preservation matters.
Best for
ScreenshotsGraphics with textLogos & iconsTransparent images
Advantages
- + Lossless compression
- + Alpha transparency
- + Widely supported
- + Sharp edges
Limitations
- − Larger than JPG for photos
- − Not ideal for photographs
- − No animation