XLSB to FITS Converter

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

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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  ▶

What is FITS ?

FITS, or Flexible Image Transport System, is a digital file format widely used in astronomy for storing, transmitting, and processing scientific data, particularly images and tables. It is designed to accommodate various data types and structures, making it a versatile choice for researchers in the field.

FITS format  ▶

How to convert XLSB to FITS

  1. 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.
  2. Choose FITS as output format
    The converter is preset to FITS, 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.