Excel & CSV Tools

Reconcile two lists, find rows missing from one sheet, or pull matching rows out of a large master file using a list of IDs. These tools read your XLSX or CSV files inside your browser, so payroll, HR, CRM or inventory data is never uploaded to a server.

Excel Filter by List

Extract rows from a Master File using a list of IDs. The fastest online VLOOKUP alternative.

Runs in your browser
Filter Data

Compare Excel Files

Find the difference between two Excel sheets or CSVs. Instantly extract missing rows without complex formulas.

Runs in your browser
Compare Files

Compare Two Columns

Paste two lists or pick two columns and see matches, only-in-A and only-in-B values.

Runs in your browser
Compare Lists

Remove Duplicates

Remove duplicate rows by one or more columns and keep a sheet of what was removed.

Runs in your browser
Remove Duplicates

Merge CSV & Excel Files

Combine several CSV or Excel files into one sheet, matching columns by header.

Runs in your browser
Merge Files

Split CSV / Excel File

Split a large file every N rows or by column value, with the header in each part.

Runs in your browser
Split File

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