Convert BMP to PNG Online Free
Instantly convert your BMP files to PNG format right in your browser. No uploads, no registration, 100% free and private.
How to Convert BMP to PNG
Upload Files
Select your BMP files by dragging and dropping or clicking to browse.
Choose Settings
PNG is pre-selected. Adjust quality and metadata options if needed.
Download
Click Convert and download your PNG files instantly.
Why Convert BMP to PNG?
Converting from BMP to PNG is useful when you need lossless quality and universal compatibility. BMP (Bitmap Image File) files can be converted to PNG (Portable Network Graphics) instantly using our browser-based converter — no uploads needed, completely free.
BMP vs PNG Comparison
| Feature | BMP | PNG |
|---|---|---|
| Compression | Lossless | Lossless |
| Transparency | No | Yes |
| Animation | No | No |
| Browser Support | Universal | Universal |
| Typical File Size | Very large (uncompressed) | Medium to large |
| Best For | Legacy systems, raw image data | Logos, graphics, screenshots, transparency |
Frequently Asked Questions
Yes, completely safe. PhotoFormatLab processes your files entirely in your browser using JavaScript. Your images are never uploaded to any server — the conversion happens on your device. No one else can see or access your files.
PNG uses lossless compression, so no quality is lost in the conversion. Every pixel is preserved exactly as it was in the original BMP file.
Yes! You can drag and drop multiple files at once, or use our batch converter to process many files simultaneously. All conversions run in parallel on your device for fast results.
BMP (Bitmap Image File) uses lossless compression and is best for legacy systems, raw image data. PNG (Portable Network Graphics) uses lossless compression and is best for logos, graphics, screenshots, transparency.
There's no hard limit since processing happens on your device. However, very large files (over 50MB) may take longer to process depending on your device's capabilities. For best performance, we recommend files under 25MB.
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