Audio, Video & Voice · Free tool
BMP to PNG Converter
Convert BMP to PNG. Lossless, dramatically smaller. Free, browser-only.
Updated May 2026
Conversion runs entirely in your browser — files never upload anywhere.
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What it does
Convert BMP (Windows bitmap) images to PNG. PNG is dramatically smaller (BMP is uncompressed) and universally supported.
Embed this tool on your siteShow snippetHide
Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.
<iframe src="https://freetoolarena.com/embed/bmp-to-png" width="100%" height="720" frameborder="0" loading="lazy" title="BMP to PNG Converter" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>How to use it
- Pick BMP files.
- Convert and download as PNG.
Frequently asked questions
- Why convert?
- BMP is uncompressed — a 4MP photo is ~12MB as BMP, ~3-5MB as PNG, ~1MB as JPG. PNG is lossless like BMP but much smaller. JPG is smaller still if you don't need exact pixel fidelity.
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Guides about this topic
- How-To & Life · GuideHow to compress imagesLossy vs lossless, quality sweet spots per format, when to switch to WebP, keeping EXIF out, and batch-compression workflows.
- How-To & Life · GuideHow to crop images for webCommon aspect ratios (16:9, 4:5, 1:1), focal-point cropping, art-direction vs pixel-density scaling, and how to avoid upscaling artifacts.
- How-To & Life · GuideHow to add image bordersSolid borders, polaroid frames, printing margins, CSS-box vs baked-in borders, and preserving aspect ratios when adding padding.
- How-To & Life · GuideHow to create GIFsBuilding GIFs from image sequences or video clips, frame rate and palette trade-offs, file-size tactics, and when WebM/MP4 beats GIF.
- How-To & Life · GuideHow to convert video to GIFTrimming clips first, 15-24 fps sweet spots, palette generation, size tactics, and when to suggest MP4/WebM instead of GIF for quality.
- How-To & Life · GuideHow to trim videosLossless vs re-encoded trim, keyframe constraints, handling audio track drift, trim markers, and client-side tools that don't upload your files.
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