Convert BMP to PNG
Turn BMP into PNG in seconds - right in your browser, with no sign-up and no file uploads.
About the formats
An uncompressed Windows raster format. Files are large but open in any program.
A lossless format that supports transparency. Great for logos, icons, screenshots and images with text.
How it works
- Upload files
Drag photos into the window or choose them on your device - up to 50 at once.
- Choose settings
The result updates instantly, so you see what you get.
- Download the result
One file or all at once in a single ZIP.
- Private
Files never leave your device: everything runs right in your browser.
- Fast
No uploads and no queues - processing takes seconds.
- Free
No sign-up, no watermarks and no time limits.
Try also
Also free, no sign-up
FAQ
Didn't find an answer? Message us and we'll help.
Drag BMP files into the window above or click "Choose from device". Conversion starts right away, and you can download the PNG files one by one or as one ZIP.
Yes. Files are not uploaded to a server: conversion happens right in your browser, so your photos stay only with you.
Up to 50 files at once, free and without sign-up. The finished files download as one archive.