Compress BMP image Online

Optimize the size of your BMP files for free online.

You have the option to select up to 6 images in BMP format by dragging them into the designated drop zone or selecting them from your folders. You may first adjust the compression level or / and choose to convert your BMP images by selecting an output format.
Please then wait until the compression and / or conversion of your BMP files is complete.

You have the option to download the images one by one or in bulk, grouped in a ZIP archive.

i Since the BMP format is non-compressible, your image will be converted to another format, compressed, and then converted back to the BMP format.

How to compress a BMP file online?

Our BMP file compressor is free, easy to use, requires no software download or registration, and the conversion or compression leaves no watermark on the images, and you can use this BMP compressor as many times as you like.

  1. Select the compression rate you wish for your BMP files before starting the online upload:
    • Best quality: A low compression rate will be applied to your BMP image to prioritize image quality.
    • Best compression: The right balance to achieve significant compression while maintaining acceptable image quality (by default).
    • Choose the compression rate: Choose the compression rate between 1 (highest compression rate) and 100 (no compression), and adjust the rate to find a balance between quality and image size.
  2. Upload the BMP files you wish to convert or compress by clicking on « ADD IMAGES ». You can also drag and drop images into the drop area.
  3. Please wait a moment for your BMP images to be processed and compressed at the selected rate. After the image is compressed or converted, you can see the compression rate on the thumbnail, the weight before and after compression, and even a percentage corresponding to the storage space saved!
  4. Adjust the compression rate by clicking on the image and using the quality slider to adjust this rate. When you are satisfied with the compression and image quality, click « OK » to confirm the modification (you can also change the compression of all BMP files by adjusting the compression rate and clicking « RELOAD »).
  5. Download your images by clicking on « DOWNLOAD ALL IMAGES » to download a ZIP archive containing all the images. If you prefer, you can also download images individually by clicking « DOWNLOAD » on each thumbnail.

If you want to compress more BMP images online, you can remove existing images by clicking the « DELETE ALL » button and start the process again. With our BMP compression tool, you can quickly reduce the file size of BMPs while maintaining optimal image quality.

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