Free PNG & JPG to BMP Converter
Easily convert your PNG or JPG images to high-quality BMP format. Simple, fast, and secure—all in your browser.
Convert NowImage to BMP Converter Tool
Select your PNG or JPG image and get a BMP file instantly. Download is immediate.
Why Use Our BMP Converter?
Our tool provides an intuitive and fast way to convert popular image formats to BMP directly in your browser.
High-Quality Output
Convert your PNG and JPG files into uncompressed BMP format, preserving the maximum image quality.
Instant Conversion
Your images are converted quickly on your own device, ensuring speed and efficiency without upload delays.
Privacy Focused
No images are sent to our servers. All conversions happen locally on your computer, respecting your privacy.
How It Works in 3 Simple Steps
Converting your images to BMP is simple with our straightforward process.
1. Choose Your Image
Click the 'Upload' area to select a PNG or JPG file from your device, or simply drag and drop it.
2. Automatic Conversion
The tool automatically processes your image. You'll see a preview and the image dimensions once it's ready.
3. Download BMP File
Click the 'Download as BMP' button to save your new, high-quality BMP image to your device.
A Guide to the BMP Image Format
Understand the Bitmap (BMP) format and learn why it's a unique choice for storing digital image data.
What is a BMP (Bitmap) File?
BMP, short for Bitmap Image File, is a raster graphics image file format used to store bitmap digital images, independently of the display device. The term "bitmap" comes from the computer programming concept of a map of bits, a spatially mapped array of bits. BMP files are known for being uncompressed, which means they store a massive amount of color data for each pixel in the image without any quality loss.
This format was developed by Microsoft for its Windows operating system, and it became a standard, simple graphics file format. Because they are uncompressed, BMP files can be very large compared to formats like JPG or PNG, but they offer the advantage of simplicity and perfect image fidelity.
Key Characteristics of BMP
Understanding what makes BMP different from other formats like JPG and PNG is key to knowing when to use it.
- Lossless & Uncompressed: This is the most defining feature of the BMP format. Unlike JPGs, which use lossy compression (discarding data), or PNGs, which use lossless compression (reorganizing data efficiently), standard BMP files store raw pixel data without any compression. This means the image quality is perfectly preserved, but at the cost of a very large file size.
- Large File Sizes: A direct consequence of being uncompressed is that BMP files are often significantly larger than their JPG or PNG counterparts. A 24-bit color BMP file stores 3 bytes of data for every single pixel, plus a small header. This makes them unsuitable for use on websites, where fast loading times are critical.
- Wide Color Depth Support: BMP files are versatile in their color support. They can store images with various color depths (bits per pixel), including monochrome (1-bit), 16 colors (4-bit), 256 colors (8-bit), and true color (24-bit). 32-bit BMPs also exist, which typically include a 24-bit color image with an 8-bit alpha channel for transparency.
- Simplicity and Compatibility: The BMP format has a simple structure, making it easy for programs to read and write without requiring complex libraries. It is widely supported by Windows programs and many other applications, making it a safe choice for compatibility, especially with older or specialized software.
When Should You Convert to BMP?
While not ideal for the web, converting a PNG or JPG to BMP has several specific use cases:
- Legacy Systems & Software: Some older applications or specific industrial hardware (like machine interfaces or medical imaging devices) may only accept BMP files as input due to their simple structure.
- High-Quality Printing & Editing: When you need to print a high-quality graphic and want to ensure no compression artifacts are introduced, a BMP can be a good intermediate format. It's also useful as a starting point for editing if you want to work with raw, uncompressed pixel data.
- Icons and Textures for Applications: In some application development contexts, especially for Windows, BMP files are used for creating icons, splash screens, or simple UI textures.
- Archiving Original Quality: If you have a JPG and want to stop any further quality degradation from repeated saves, converting it to a lossless format like BMP (or PNG/TIFF) is a good step. However, it will not restore quality already lost in the original JPG.
How Our Converter Helps You
Our PNG & JPG to BMP Converter provides a straightforward bridge to this useful format. We handle the technical details for you, client-side.
- Easy Conversion: You don't need to install complex photo editing software like Photoshop. Simply upload your PNG or JPG, and our tool generates a high-quality, 24-bit BMP file.
- Handling Transparency: When you convert a PNG with transparent areas, our tool automatically fills the background with white. This ensures the resulting BMP is a standard, fully opaque image, as many applications expecting BMP do not handle transparency channels.
- Privacy and Speed: Because the conversion happens in your browser, your private images are never uploaded to a server. This also makes the process incredibly fast, with no waiting for uploads or downloads from a remote server.
By using our tool, you can quickly and securely create BMP files for any project that requires this classic, high-fidelity image format.
Frequently Asked Questions
Find answers to common questions about our PNG/JPG to BMP converter.
This tool allows you to convert image files from popular formats like PNG and JPG into the Bitmap (BMP) format directly in your web browser.
Yes, our converter is completely free to use. There are no hidden fees, subscriptions, or limitations.
No, all image processing and conversion happen locally in your browser using JavaScript. Your files are not uploaded to any server, ensuring 100% privacy and security.
BMP files are typically uncompressed, meaning they store the full color information for every single pixel in the image. Unlike JPG or PNG, which use clever compression techniques to reduce file size, BMP prioritizes raw data and quality over size. This results in very large files, which is normal for this format.
No, converting to BMP will not improve the quality of the original image. If you convert a JPG, the BMP file will perfectly preserve the quality of that JPG, including any existing compression artifacts. The main benefit is that it prevents any *further* quality loss from future edits and saves.
Ready to Create a BMP File?
Start converting your images now. It's fast, free, and completely secure!
Convert Images to BMP