BMP to PNG Converter - Convert Bitmap to PNG Online

How to Convert BMP to PNG

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1. Upload BMP

Click the selection button or drag and drop your Bitmap (.bmp) files into the converter area.

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2. Instant Process

Our tool automatically prepares your images. You can add more files or remove any unwanted ones.

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3. Save as PNG

Click the download button. Your files are converted to high-quality PNGs locally and saved to your device.

The Best Way to Convert BMP to PNG Online

BMP (Bitmap) files are known for being uncompressed and taking up significant disk space. By using our BMP to PNG converter, you can transform these bulky files into modern PNG images that offer efficient compression without losing a single pixel of quality. PNG is the preferred format for the web, supporting transparency and wide compatibility across all devices and browsers.

Why Use Our Browser-Based Converter?

Privacy is our core mission. When you convert BMP to PNG on ImageResizze, your images are never sent to a server. Traditional converters require you to upload files, which creates security risks and takes time. Our tool runs 100% client-side using your browser's processing power. This means instant conversion speeds and the guarantee that your data stays on your machine.

Maintain Lossless Quality

Both BMP and PNG are lossless formats. When you transform Bitmap to PNG, our engine ensures that every color and detail is preserved perfectly. This is essential for professional graphics, screenshots, and legacy documentation where visual integrity is mandatory. Unlike JPG, which introduces artifacts, our PNG output remains as crisp as the original source.

Universal Compatibility

Our tool is designed for the modern web. Whether you are on Windows, macOS, Linux, or using a mobile device like an iPhone or Android, the conversion process is smooth and responsive. Once converted, your PNG files will work perfectly in Adobe Photoshop, Microsoft Word, social media platforms, and any web development environment.

Frequently Asked Questions

Is this BMP to PNG converter free?

Yes, our tool is 100% free. There are no limits on file counts, no watermarks, and no registration required.

Will converting to PNG reduce my file size?

Yes! BMP files are raw and uncompressed. PNG uses a lossless compression algorithm that significantly reduces the file size while keeping the image quality identical to the original BMP.

Are my files secure?

Absolutely. Because the conversion happens inside your browser, no one—not even us—can see your images. This is the most secure way to convert files online.

Can I convert multiple BMP files at once?

Yes. You can select multiple files or drag a folder of images. Our tool will process them and allow you to download them individually or as a batch.

Does PNG support transparency from BMP?

Standard BMP files do not usually have transparency. However, our converter will wrap your Bitmap data into a PNG container, and if you need to add transparency later, your new PNG file will be ready for it!