Convert PNG to BMP Online Free
Convert PNG to uncompressed BMP for legacy Windows applications
Drop your PNG files here
or click to browse • Up to 20 files
Why Convert PNG to BMP?
Maximum Windows compatibility
No compression artifacts
Perfect for old software
Simple file structure
How to Convert PNG to BMP
Upload
Drag and drop your PNG files or click to browse
Convert
Instant conversion happens right in your browser
Download
Save your converted BMP files
PNG vs BMP Comparison
| Feature | PNG | BMP |
|---|---|---|
| File Size | Compressed | Uncompressed (huge) |
| Quality | Lossless | Lossless |
| Transparency | Yes | Limited/None |
| Web Use | Yes | Not recommended |
| Processing | Decompression needed | Direct access |
When to Use PNG to BMP Conversion
Legacy Windows software
Some old Windows applications only accept BMP files.
Embedded systems
Simple devices may only support uncompressed BMP.
Windows wallpaper
Classic Windows versions used BMP for desktop backgrounds.
Simple processing
BMP's uncompressed format is easy to process programmatically.
Expert Tips & Insights
Important Notes
- !BMP files are MUCH larger than PNG - expect 5-10x file size increase
- !Not suitable for web or email due to size
- !Transparency will be lost unless using 32-bit BMP
Did You Know?
BMP (Bitmap) was introduced with Windows 3.0 in 1990 and remains supported for backward compatibility.
Consider These Alternatives
If you need a professional uncompressed format
Unless the target application specifically requires BMP
Technical Specifications
Input Format
PNG
Output Format
BMP (Windows Bitmap)
Compression
None (uncompressed)
Color Depth
24-bit or 32-bit
Transparency
Converted to white background
Frequently Asked Questions
Related Conversions
Your privacy is guaranteed
All conversion happens locally in your browser. Your files are never uploaded to any server.