Keyjoin Spreadsheet Merge

Support

Need help with Keyjoin Spreadsheet Merge or found a problem? Email support@zovo.one with a description of what you asked (in ChatGPT, Claude, or another app) and what happened. We reply within 2 business days.

Common questions

The AI app did not use it. Mention it by name in your request, for example "Use Keyjoin Spreadsheet Merge to ...".

Is my data stored? Only the files it generates for you to download, for 1 hour; then they are deleted automatically. Nothing else is stored. See the privacy policy.

What can it not do?

CSV, TSV and .xlsx only (save older .xls files as .xlsx)
Up to 100,000 rows per side for joins and 200,000 rows in total when stacking
Up to 24 files per stack; formulas are read as their last saved values