XLSB to TXTZ Converter

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

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XLSB is Excel's binary workbook format: the same content as XLSX, but stored in a binary form that opens and saves faster for very large files.

TXTZ is Calibre's zipped text e-book: Markdown or plain text with images and metadata in a ZIP archive.

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