Watermark & Protect BMP Images — Free Online
Protecting your BMP images with a watermark prevents unauthorized use and ensures proper attribution. Uncompressed Windows bitmap format with very large file sizes. Not suitable for web use without compression. ImageSmith lets you compress and optimize BMP images for the web, making them ready for sharing while keeping file sizes small. All processing happens in your browser — your BMP files are never uploaded.
Watermark BMP Now
Corner placement
Place watermarks in a corner — visible but not intrusive
Semi-transparent
Use 50–70% opacity for a professional, non-distracting look
Brand identity
Include your brand name, website URL, or copyright notice
Consistent style
Consistent watermark placement builds brand recognition over time
Compress your BMP too
Reduce file size before sharing — instant, browser-based, free.