CSV Compare
CSV Compare.
Compare two CSV files and find added, removed, and changed rows.
Your files never leave your device
What it does
Compare two CSV files and find added, removed, and changed rows.
Why use it
CSV Compare helps you compare csv files in your browser — fast, private, no upload required.
Example input
File A: name,email Alice,alice@example.com File B: name,email Alice,alice@example.com Carol,carol@example.com
Example output
Compare Results 1 row added · 0 removed · 1 changed
Frequently Asked Questions
Is my data uploaded when using CSV Compare?
No. All processing runs locally in your browser. Your files never leave your device.
Do I need an account?
No account is required. All tools are free and work instantly.