BMP to PNG Converter
Convert BMP bitmap images to lossless PNG format for graphics, editing and design workflows.
Convert BMP to PNG
Upload or drag & drop BMP images to export them as PNG files
BMP · Up to 50 MB each
Convert BMP images to PNG format online with this free BMP to PNG Converter. PNG provides lossless compression and transparency support, making it a better choice than BMP for most use cases. All conversion happens in your browser — no uploads required.
How to convert BMP to PNG
- Upload or drag & drop BMP images into the converter.
- The browser reads the bitmap file locally and prepares a PNG export.
- Optionally resize the output image if you need different dimensions.
- Download the PNG image or export multiple files together as a ZIP archive.
Why use this BMP to PNG Converter
Transform BMP bitmap images into PNG files while preserving full image detail and pixel accuracy.
All BMP decoding and PNG generation run locally in your browser without uploading files.
Upload multiple BMP images and convert them to PNG in a single session.
PNG compression keeps the original visual quality of BMP images while often reducing file size.
Supported formats
BMP
PNG (lossless)
Convert multiple images at once
Runs entirely in your browser
Frequently asked questions
PNG is a lossless format that preserves sharp edges and fine details, making it ideal for screenshots, diagrams, UI graphics and images with text.
Often yes. BMP files frequently store raw pixel data with little or no compression, while PNG uses efficient lossless compression.
Yes. PNG is a lossless format, so converting BMP images to PNG does not introduce compression artifacts.
Most BMP images do not contain transparency. The converted PNG image will remain opaque unless the original BMP file includes transparency information.
Yes. The converter supports batch processing so several BMP images can be exported as PNG at once.