JPG to BMP Converter

JPG is a lossy format that compresses images to keep files small, permanently discarding some visual data, which makes it ideal for the web and client delivery. BMP, or bitmap, is an older Windows format that stores the color of every pixel with no compression. That avoids compression artifacts in later saves but makes files far larger. Photographers rarely need BMP except for legacy systems and specialist software that require it.

Most workflows run on raw files, TIFF and JPG, but some hardware and software accept only bitmaps: older printing kiosks, certain industrial or scientific imaging systems, older Windows applications and some embedded displays. Developers making interface graphics or simple game textures sometimes ask for BMP too. Converting here gives you a standard file those systems open, without installing anything.

Drag your JPG files onto the drop area, or click it to browse; you can add several at once and add more later. Each file appears in the list with its size and the status Ready. Click Convert to BMP and the files are processed in turn, switching to Processing and then Converted as each .bmp file downloads automatically. Click Clear All to start a new set.

No. Converting cannot improve the quality or resolution of your photo, because the detail JPEG compression discarded is gone for good. The tool takes the decoded pixels of your JPG and stores them uncompressed, so the BMP looks the same as the source at the same pixel dimensions. The benefit is compatibility with software that requires BMP, not better image quality.

For archiving and editing photographs, TIFF is usually the better choice, since it supports lossless compression, higher bit depths and embedded color profiles. Choose BMP only when a client, a print kiosk or a piece of software specifically asks for it or cannot read TIFF. BMP is deeply rooted in Windows, which is why legacy applications and some industrial printers still expect it.

BMP stores every pixel separately with no compression: three bytes per pixel, one each for red, green and blue. JPG, by contrast, compresses similar areas and discards detail the eye barely notices. A 24-megapixel photo therefore becomes a BMP of around 72 MB, while the JPG may be only a few megabytes. The size is the price of storing the pixels exactly, with no compression at all.

Yes. You can select or drop several JPGs together and add more before converting. When you click Convert to BMP, the tool works through the list one file at a time and downloads each BMP as it finishes, skipping any already converted. Your browser may ask once for permission to download multiple files; allow it so the whole batch saves.

No. JPEG compression permanently removes subtle color variations and fine detail to reduce file size, and changing the format cannot recreate them. The tool saves exactly the pixels your JPG already contains, compression artifacts included. What BMP does offer is that later saves add no new compression, so the image will not degrade further each time it is saved in that format.

They can print, since the pixel data is stored without loss, but they are rarely the best choice. BMP is an RGB-only format, so it does not suit CMYK prepress workflows, and the files this tool writes carry no embedded color profile, which can lead to color shifts at a lab that relies on one. Unless a local printer or kiosk asks for BMP, deliver TIFF or high-quality JPG.

The BMP format allows several depths, from 1-bit up to 32-bit, but this tool always writes standard 24-bit files: 8 bits each for red, green and blue, up to 16.7 million colors. That matches the color depth of a normal JPG, so no colors are lost or reduced. The files are uncompressed, stored bottom-up as most readers expect, and tagged at 72 pixels per inch.