XLSB Converter

Convert XLSB spreadsheets to AAI, AI, APNG, ART and more online. Upload, convert, and download — no software required.

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What is XLSB ?

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.

XLSB format  ▶

Why convert XLSB files?

XLSB is Excel's binary workbook, fast for huge files but poorly supported elsewhere. On this site XLSB files are converted one way:

Start converting your XLSB files now — it's fast, easy, and supports any output format you need.

Convert XLSB to other formats

How to convert XLSB files

  1. Upload your XLSB file
    Drag & drop your XLSB file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose the output format
    Pick any supported format you want to convert to.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression.
  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.