ConvertX

BMP → JPG · checked against ConvertX 1.0.0, 2026-10-20

Convert BMP to JPG and reclaim the space

BMP is uncompressed: a single photo can be 30 MB. ConvertX turns a folder of BMPs into JPGs a fraction of the size, on your device, with the quality you choose.

Coming soon to Google PlayDesktop downloads

Why convert BMP to JPG

How to convert BMP to JPG in ConvertX

  1. 1

    Open Image Converter

    On the Home screen tap Image Converter.

  2. 2

    Select your BMP files

    Tap "Select image files" and pick the BMP images (.bmp). On desktop you can also drag them in from Explorer or Finder.

  3. 3

    Choose JPG as the target

    In the output format list choose JPG.

  4. 4

    Optional settings

    Add a rename pattern (use {name} for the original file name), turn on "Keep photo details" if you want camera and location data copied into JPG, and pick an output folder (Android default: Pictures/ConvertX).

  5. 5

    Start the batch

    Tap "Convert N images". The Queue opens and processes them in order; you can stop one file or the whole batch.

  6. 6

    Find the results

    When the batch finishes, the summary shows the files converted and the space saved. Tap View Library to browse them, or find them in the output folder.

What to know before you convert

BMP vs JPG: what changes

 BMPJPG
CompressionLossless: alwaysLossy
TransparencyNoNo
AnimationNoNo
Keeps EXIF in ConvertXNoYes
ConvertX reads itYesYes
ConvertX writes itYesYes
Extensions.bmp.jpg, .jpeg

BMP: Windows' raw bitmap: no compression, huge files, trivial to decode. JPG: The universal photo format. Small, lossy, opens everywhere, no transparency.

Nothing is uploaded

ConvertX converts on the device. There is no server, no account and no file size or count limit beyond your storage. Location and camera details are removed from every output unless you turn on "Keep photo details" (JPG can carry them).

Frequently asked questions

How much smaller will the files be?

Typically 90–97 % smaller for photos at Balanced quality.

BMP to JPG or BMP to PNG?

JPG for photographs; PNG for screenshots, graphics and anything you'll edit.

Does it work on Windows?

Yes, and on macOS, Linux and Android. On desktop you can drag the folder in.

Related

Ready? Download ConvertX: free, with no ads, on Android and desktop.