01↥
Earlier spreadsheet
Your starting point
No file selected
LESS CHECKING. MORE KNOWING.Two spreadsheets.
Two spreadsheets.
Every change, clear.
Stop checking row by row. Find what’s new, what’s gone and what’s different—even when the rows have moved.
◈ Files stay in your browser
1 Add your files2 Choose how rows match3 Review & export
02↥
Newer spreadsheet
The version you want to check
No file selected
MAKE THE RIGHT MATCH
Row order doesn’t matterWhat identifies each row?
Choose a unique value that stays the same in both files, such as an employee number, invoice ID or email.
Columns to compare
Shared headings match exactly. New or removed columns appear separately in the results.
Preview the first five data rows
Earlier file
Newer file
Up to 10,000 data rows and 200 columns per sheet (250,000 cells total).
Compares displayed cell values, including cached formula results—not formatting or formula logic.
THE RESULTS
Here’s what changed.
“Unchanged” means the selected columns matched under your comparison settings. Downloads include all comparison results, regardless of the current filter.
A small tool for a task that takes too long.
Monthly lists, budgets, project registers, staff rosters. Bring two versions and a stable ID—we’ll help you find the difference.