ConvertBMP to PNG

Turn uncompressed BMP files into lossless PNG images. Keep full quality while reducing size. Free, private, runs in your browser.

BMP to PNG

Drop images here or click to select

Multiple files supported — converted automatically in your browser

BMP — converts to PNG

Why convert BMP to PNG?

PNG is also lossless like BMP, but uses efficient compression — so you keep every pixel of quality while the file becomes much smaller. It is the ideal lossless replacement for bulky BMP files.

What to know

PNG is lossless, so there is zero quality loss compared to the BMP. The file is smaller because PNG compresses, unlike BMP.

Best for

  • Replacing BMP with a smaller lossless format
  • Archiving images without quality loss
  • Editing workflows needing lossless files
  • Universal compatibility

BMP vs PNG

PropertyBMPPNG
TransparencyNoYes
CompressionNoneLossless
CompatibilityUniversal (old)Universal
Typical sizeVery largeLarge

Frequently asked questions

Is PNG smaller than BMP?

Yes, usually much smaller. Both are lossless, but PNG uses efficient compression while BMP stores pixels uncompressed.

Is there any quality loss?

No. PNG is lossless, so the converted image is pixel-perfect compared to the BMP.

Is it free and private?

Yes. Conversion runs entirely in your browser with no upload, and it is free with no limits.