How do I convert BMP to PNG?

Upload your BMP file using the box above, confirm PNG as the output format, then select Convert. The converted file is ready to download as soon as processing finishes — usually in a few seconds.

Is converting BMP to PNG free?

Yes, and there is nothing to sign up for. Every conversion is free, there is no paid tier, and the limits are the same for everyone.

Will the quality change when converting to PNG?

Both formats store data losslessly, so the conversion preserves the original quality exactly.

What happens to my file afterwards?

The uploaded file is deleted as soon as the conversion completes, and the converted file is removed automatically once its retention window ends. Download links are signed and expire within minutes.

bmppng

Convert BMP to PNG

Free online converter for BMP files. Lossless raster format with alpha transparency. Nothing to install, no watermark, and every file is deleted automatically.

Drag and drop your files

Upload a BMP file to convert it to PNG. Up to 200 files at once, 10 GB each.

Free · up to 200 files · 10 GB each · files deleted automatically after 168 hours.

About BMP and PNG

BMP

Uncompressed Windows bitmap.

image/bmp

PNG

Lossless raster format with alpha transparency.

image/png

Other BMP conversions

bmp to jpg
bmp to webp
bmp to avif
bmp to tiff
bmp to gif
bmp to pdf

Other ways to get PNG

jpg to png
webp to png
avif to png
tiff to png
gif to png
svg to png
heic to png
pdf to png