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How to Merge Several Excel Files into One (as CSV, Works on a Phone)

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Choose Excel files
  • Set how to merge
  • Save as CSV

Merge Several Excel Files stacks the contents of several Excel files into one CSV.

Steps

  1. Tap "Choose Excel files" and select several
  2. Choose the sheets and header handling
  3. Tap "Merge and save as CSV"
Formatting and formulas are not included.
Use "Merge Several Excel Files into One CSV" (free)

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