GROUP4 to LZ Converter

Convert GROUP4 to LZ online quickly and easily. Just upload your file, convert it, and download the LZ in seconds.

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What is GROUP4 ?

Group 4 is a file format commonly used for storing bi-level images, particularly in the context of fax transmission. It employs a compression method that reduces file size while maintaining image quality, making it efficient for transmitting scanned documents.

GROUP4 format  ▶

What is LZ ?

The 'lz' file format is a compressed archive format commonly used for data compression and storage. It utilizes the Lempel-Ziv compression algorithm, which efficiently reduces the size of files for easier storage and faster transmission.

LZ format  ▶

How to Convert GROUP4 to LZ in Just a Few Steps

  1. Upload your GROUP4 file
    Drag and drop your GROUP4 file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose LZ as output format
    The converter is preset to LZ, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.

Start converting GROUP4 to LZ now — it’s fast, safe, and completely online!