BMP to PNG Converter
Convert BMP to PNG online free with BMP to PNG Converter on AboveTool. Adjust quality, preview output, and download — private, browser-based, no account.
Drop your image here
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Convert BMP → PNG
Source
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Output preview
Converted preview appears here
About BMP to PNG Converter
BMP (Bitmap Image File) is an uncompressed Windows raster format that stores pixel data with no quality loss but large file sizes. PNG (Portable Network Graphics) is lossless compressed format, best known for use cases like graphics with transparency, sharp edges, or text where lossless quality is required. BMP to PNG Converter converts BMP files to PNG entirely in your browser at abovetool.com — no upload to a server, no signup, and no software to install.
How to use
- Upload your source image using the drop zone.
- Adjust quality and max width if needed.
- Click Convert & Download to save the output file.
Features
- Quality slider and max-width control
- Live source and output preview
- Batch-friendly browser conversion
- Private — no server uploads
Frequently asked questions
What is a BMP file?
BMP (Bitmap Image File) is an uncompressed Windows raster format that stores pixel data with no quality loss but large file sizes.
Why convert BMP to PNG?
PNG is lossless compressed format, commonly chosen for graphics with transparency, sharp edges, or text where lossless quality is required.
Is BMP to PNG Converter free on AboveTool?
Yes. BMP to PNG Converter is free to use on abovetool.com with no account required.
Are my files uploaded to a server?
No. BMP to PNG Converter converts files locally in your browser using JavaScript — your images never leave your device.