Crop BMP Images Online — Free & Instant
Cropping BMP images to the right aspect ratio is essential for social media, print, and web publishing. Uncompressed Windows bitmap format with very large file sizes. Not suitable for web use without compression. ImageSmith optimizes your BMP images to the exact file sizes required for any aspect ratio — process everything directly in your browser without any uploads.
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Crop BMP by Aspect Ratio
1:1 Square16:9 Widescreen4:3 Standard3:2 Photography (DSLR)9:16 Vertical / Portrait4:5 Instagram Portrait2:1 Panoramic / Banner3:4 Portrait
✓Zero quality loss — stores raw, uncompressed pixel data
✓Simple format, universally readable on Windows
✓No compression artifacts of any kind
Need to compress BMP too?
Reduce file size without quality loss — instant, browser-based, free.