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Runs in your browser · zero upload

BMP to PNG Converter

Convert BMP to PNG free, right in your browser. No upload, no sign-up, no watermark.

No sign-up · No watermark

This conversion works entirely in your browser. Your file is not uploaded, and no account is needed.

Why convert BMP to PNG?

BMP files are uncompressed, so a single image can be ten times the size it needs to be. PNG is lossless and supports transparency, so text, logos and screenshots stay sharp.

BMP vs PNG

BMP and PNG compared
BMPPNG
Full nameBitmap imagePortable Network Graphics
TypeRaster (pixels)Raster (pixels)
CompressionLosslessLossless
TransparencyNoYes
AnimationNoNo
Opens inWindows apps and all major browsersEvery device, browser and app
File sizeVery large, uncompressedLarge for photos
Best forLegacy Windows softwareScreenshots, logos, text

How to convert BMP to PNG

  1. Step 1: Drop your BMP files

    Drag them onto the page or tap to pick them from your device. Up to 50 at a time.

  2. Step 2: Converted in your browser

    Filo reads each BMP and writes a new PNG on your own device. Nothing is uploaded.

  3. Step 3: Download your PNG files

    Save them one by one, or all at once with Download all. Your originals are untouched.

BMP to PNG, answered

All FAQs

Is my BMP file uploaded to convert it?

No. The conversion runs in your browser, on your own device. Your BMP file is not uploaded, and no account is needed.

Will converting BMP to PNG reduce quality?

No. PNG is lossless, so every pixel of the BMP is kept.

What's the difference between BMP and PNG?

BMP (Bitmap image) is a lossless raster format mostly used for legacy Windows software. PNG (Portable Network Graphics) is lossless, supports transparency, and is mostly used for screenshots, logos and text.

Can I convert many BMP files at once?

Yes. Add up to 50 BMP files at a time. Each converted file uses one of your 3 free conversions, and they are converted one after another in your browser; Download all saves each PNG as its own file. The Filo app is free for life, with no daily limit.

Going the other way? PNG to BMP

Every image format conversion

All your documents. One place.

Most of the web tools, plus automatic edge detection when scanning, offline use for many tools and your file history, in a free app for iPhone and Android.

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