Try CSVJetty in an app.
Click Import contacts to open the importer. Upload a CSV, match its columns, fix any errors, and import. No account required.
Download the sample CSV or use your own contact file. The sample has two errors to fix: Grace’s email should be grace@example.com and Katherine’s date should be 2026-03-20.
Your file and imported records stay in this browser tab. Reloading clears the results.
Callback result
Complete an import to see the data your app receives through onData.