Convert BMP to GIF Online
Convert BMP to GIF instantly — free, private, no upload to servers.
What Is a BMP to GIF Converter?
A BMP to GIF converter transforms uncompressed Bitmap images into GIF format, significantly reducing file size. Since BMP stores raw pixel data without compression (a 1920×1080 image = ~6 MB), even GIF's 256-color limitation produces dramatically smaller files — typically 80–90% reduction.
Why Convert BMP to GIF?
BMP files are impractically large for sharing. Converting to GIF is useful when you need the smallest possible file and the image has limited colors (diagrams, screenshots with flat UI elements). For full-color BMPs, JPG or PNG would be better targets.
Best For:
- Legacy Windows BMPs with simple graphics
- Reducing BMP screenshots for email
- Diagrams and charts saved as BMP
Technical Details
BMP's full color data is quantized to 256 colors using median-cut algorithm. For BMPs that already use limited colors, the result is visually identical at a fraction of the size.
How to Convert BMP to GIF in 3 Steps
Upload Your BMP File
Drag and drop your BMP image into the converter above, or click to browse. You can select multiple files for batch conversion.
Convert Instantly
Click the convert button and TweakFiles will instantly transform your BMP file to GIF format — right in your browser, with no upload to any server.
Download Your GIF File
Click download to save the converted file. For multiple files, use the "Download All" button to get everything at once.
TweakFiles vs Other BMP to GIF Converters
| Feature | TweakFiles | Convertio | CloudConvert |
|---|---|---|---|
| Price | Free forever | Freemium ($10/mo) | Freemium ($8/mo) |
| File Privacy | 100% client-side | Uploaded to servers | Uploaded to servers |
| Signup Required | No | After 10 files | After 25 files |
| Batch Conversion | Unlimited | 2 files (free) | 5 files (free) |
| Speed | Instant (no upload) | Depends on internet | Depends on internet |