Question 1

What file formats are supported?

Accepted Answer

SheetCompare supports Excel (.xlsx, .xls), CSV, JSON, XML, and TSV files. You can compare any combination of these formats against each other.

Question 2

Is my data safe?

Accepted Answer

Yes. All file processing happens entirely in your browser using client-side JavaScript. Your files are never uploaded to any server. We cannot see, access, or store your data.

Question 3

How large of files can I compare?

Accepted Answer

SheetCompare can handle files with tens of thousands of rows. Performance depends on your browser and device, but most files process in seconds.

Question 4

Do I need to create an account?

Accepted Answer

No. SheetCompare works instantly with no signup, no login, and no credit card. Just upload two files and see the results.

Question 5

Can I export the results?

Accepted Answer

Yes. You can export your comparison results to an Excel file with color-coded highlighting preserved, making it easy to share with your team.

Question 6

How does the comparison work?

Accepted Answer

SheetCompare uses key column matching to align rows between your two files, then performs a cell-by-cell diff to identify additions, deletions, and modifications.

Frequently Asked Questions