Question 1

What file formats does Replay support?

Accepted Answer

Replay supports CSV files (with automatic delimiter detection: comma, semicolon, tab) and Excel files (.xlsx). Maximum file size is 10 MB.

Question 2

How does version comparison work?

Accepted Answer

Replay uses a key column (like an ID) to match rows between versions. It compares every field and identifies added, removed and modified rows.

Question 3

Is my data safe?

Accepted Answer

Yes. Files are processed on European servers (Microsoft Azure, EU) and are never shared with third parties. The connection is secured via HTTPS.

Question 4

Is Replay free?

Accepted Answer

Yes, the Free plan lets you create one project with limited versions. For more projects and unlimited versions, paid plans are available.

Question 5

Can I export the differences?

Accepted Answer

Yes, you can generate a PDF report with a complete summary of the differences between two versions, ready to share with colleagues or clients.

Compare two CSV or Excel files — free, no sign-up

1. Upload the original file (baseline)