PDF to BMP
Convert PDF to uncompressed BMP bitmap images for maximum compatibility with legacy systems. 100% private, local-first browser conversion.
Upload PDF File
About This Tool
PDF to BMP is a specialized tool for converting modern document pages into the classic Bitmap (BMP) format. While modern web formats are more efficient, BMP remains a critical requirement for many legacy Windows applications, specialized industrial software, and certain embedded systems that lack support for complex compression algorithms.
Because BMP is an uncompressed format, the conversion is essentially "perfect"—every pixel from the PDF rendering is preserved exactly as it appears. This makes it an excellent choice for archival purposes where storage space is less important than absolute data fidelity and universal compatibility with older computing environments.
Secure Legacy Support: Converting sensitive documents for use in older systems can be a security risk. By performing the BMP conversion locally in your browser, we ensure that your data remains private and never touches a third-party server.
How to Use
Upload Your PDF
Drag and drop your PDF file or click to select.
Select Pages
Choose which pages to convert and set DPI.
Convert and Download
Click Convert to create BMP images.
Use Cases
Legacy Systems
Create images compatible with older software.
Windows Applications
Generate BMP files for Windows-specific applications.
Uncompressed Archives
Create uncompressed image archives from PDFs.
Frequently Asked Questions
Why are the BMP files so much larger than JPGs?
BMP files are uncompressed. They store the color data for every single pixel individually, which results in a larger file size but ensures perfect quality and high compatibility with legacy software.
Is BMP better than PNG?
For modern use, PNG is usually better. However, BMP is necessary if you are working with older software that was built before the PNG standard became widespread.
What resolution should I choose?
Since BMP files can get very large, we recommend 72 or 150 DPI for standard uses. Only use 300 DPI if the destination system specifically requires high-resolution bitmap data.