Image Conversion
Convert BMP to PSB Online — Free
Fast, free BMP to PSB converter. No registration required.
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Works Everywhere
Any browser, any device
How to Convert
1
Upload your .bmp file by dragging it into the upload area or clicking to browse.
2
Choose your output settings. The default settings work great for most files.
3
Click Convert and download your .psb file when it's ready.
What is BMP?
BMP is a simple, uncompressed image format native to Windows. It provides perfect quality but results in very large file sizes.
Format Details
- Full Name
- Bitmap Image
- Extension
- .bmp
Key Features
- Uncompressed
- Windows native
- Perfect quality
- Simple format
What is PSB?
PSB (Photoshop Big) is Adobe's large document format supporting files over 2 GB and canvases up to 300,000 x 300,000 pixels. It is the extended sibling of PSD for oversized projects.
Format Details
- Full Name
- Photoshop Big
- Extension
- .psb
Key Features
- Files over 2 GB
- 300K px canvas
- Layer support
- Adobe native
BMP vs PSB
| Feature | BMP | PSB |
|---|---|---|
| Full Name | Bitmap Image | Photoshop Big |
| Extension | .bmp | .psb |
| Best For | Uncompressed | Files over 2 GB |
Frequently Asked Questions
Yes. You can convert up to 5 files per day completely free, with no watermark or registration required.
Most files convert in under 30 seconds. Larger files (over 500MB) may take 1-3 minutes.
No. Our converter uses optimized encoding settings by default to preserve the original quality.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB.
Yes. Our converter works in any modern web browser on any device.