Resize BMP
Resize BMP images online by pixels or percentage
拖拽图片到此处，或点击上传
支持 PNG / JPG / WebP / GIF / BMP，最大 20MB
About this tool
A resizer for Windows bitmap files in BMP format:
- Exact pixels: set width and height directly
- Percentage scaling: enlarge or shrink proportionally
- Locked aspect ratio: no stretching
About BMP
BMP is the native bitmap format of Windows. It is uncompressed, so quality is preserved but files are large, which suits workflows that need lossless source images.
Everything runs locally in the browser.