Convert BMP to PNG — Free, No Upload
Runs entirely in your browser. Nothing is sent to any server.
Why convert BMP to PNG?
BMP and PNG are both widely used formats. Converting between them in your browser is instant, free, and private — no account needed, and your file never leaves your device.
What is BMP?
BMP (Bitmap) is an uncompressed Windows image format. Very large files, mostly used in legacy Windows applications.
What is PNG?
PNG (Portable Network Graphics) is a lossless image format that supports transparency. Ideal for logos, screenshots, and graphics.
Frequently asked questions
Is this BMP to PNG converter really free?
Yes, completely free. No account, no credit card, no watermark, no file size limit imposed by a paywall. Convifi is free to use forever.
Is my file safe when I convert BMP to PNG?
Your file never leaves your device. All conversion happens locally in your browser using WebAssembly. There is no upload to any server — not even Convifi's.
Does this work on iPhone, Mac, and Windows?
Yes. Because it runs in the browser, it works on any device — iPhone, Android, Mac, Windows, or Linux — as long as you have a modern browser like Chrome, Safari, Firefox, or Edge.
How long does BMP to PNG conversion take?
Conversion time depends on your file size and device. Most files convert in under 30 seconds. Longer videos or high-resolution images may take a minute or two. Nothing is being sent over the network, so your connection speed has no effect.