Convert BMP to PNG on Mac
Convert BMP files to PNG format on your Mac with Jollycat. Uncompressed raster image format. Simple and lossless but produces very large files. Legacy Windows format. All processing runs locally on your Mac — no cloud processing and no uploads required for conversion.
BMP vs PNG
| Property | BMP | PNG |
|---|---|---|
| Type | lossless | lossless |
| Compression | Uncompressed or RLE | DEFLATE lossless |
| Transparency | No | Yes |
| Animation | No | No |
| Bit Depth | 1/4/8/24/32-bit | 8/16-bit |
| File Extension | .bmp | .png |
| Key Advantage | No compression artifacts | Lossless quality preservation |
How to Convert BMP to PNG on Mac
Open your BMP file
Drag and drop your .bmp file onto the Jollycat icon in your macOS dock or menu bar. Jollycat instantly detects the format.
Select PNG format
Pick PNG from the list of output formats. Optionally adjust quality, resolution, or compression settings.
Convert and save
Click Convert and Jollycat processes the file instantly on your Mac. No uploads required, no waiting — everything runs locally on Apple Silicon.
When to Convert BMP to PNG
PNG advantages
Lossless quality preservation. Alpha transparency support.
BMP limitations
Extremely large files. No transparency in common usage.
Common use cases
Screenshots, Logos and icons, Graphics with transparency.
BMP to PNG Conversion Tips
PNG supports transparency. If your source image has a solid background, you can remove it with an image editor before converting.
PNG supports 8-bit and 16-bit color depth with full alpha channel transparency.
Frequently Asked Questions
Is the BMP to PNG conversion free?
Jollycat is a one-time purchase for $9.99. Once purchased, you can convert BMP to PNG and use all 1,650+ conversion paths with no limits.
Does converting BMP to PNG require an internet connection?
No. Jollycat processes everything locally on your Mac. Your BMP files never leave your device — all conversion happens offline using Apple Silicon.
Can I batch convert multiple BMP files to PNG?
Yes. Drag multiple BMP files onto Jollycat and convert them all to PNG at once. Batch processing is built in.
Ready to Convert BMP to PNG?
Jollycat handles BMP to PNG conversion and 1,650+ other format conversions. All offline on your Mac.
Get Jollycat for Mac