BMP to PNG
Convert BMP images to PNG in seconds. BMP is best for legacy Windows software; PNG is best for screenshots, logos and transparent images. Your files are processed on your own device.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
How to convert BMP to PNG
- 1
Tap Choose files and select your BMP file(s).
- 2
Adjust the options if you like (the defaults work well).
- 3
Press Convert to PNG. Several files can be downloaded together as a ZIP.
BMP vs PNG
| BMP | PNG | |
|---|---|---|
| Full name | Windows Bitmap | Portable Network Graphics |
| Opens on iPhone | ✕ No | ✓ Yes |
| Opens on Android | ◐ Partly / with an app | ✓ Yes |
| Opens on Windows | ✓ Yes | ✓ Yes |
| Opens on Mac | ✓ Yes | ✓ Yes |
BMP: BMP stores uncompressed pixels. Files are large, but some older Windows and embedded software require it.
PNG: PNG is a lossless image format with transparency. It's ideal for screenshots, logos and graphics with text.
Frequently asked questions
How do I convert BMP to PNG on my phone?
Is it free and unlimited?
Are my files uploaded?
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