# SpreadsheetsDiff > SpreadsheetsDiff is Excel workbook comparison and merge software for visual review, command-line automation, and source-control workflows. Canonical website: https://spreadsheetsdiff.com/ Contact: hello@spreadsheetsdiff.com ## Product summary SpreadsheetsDiff compares two Excel workbooks directly or compares three workbooks against a common base. It identifies differences and matches in worksheets, cells, rows, formatting, calculations, charts, PivotTables, VBA projects, macros, modules, forms, and controls. Users can review results visually, merge selected changes, find duplicate or unique records, or automate comparisons and merges from the command line. ## Core capabilities - 2-way and 3-way Excel workbook comparison - Cell, row, worksheet, formatting, and calculation comparison - VBA macro, module, form, and control comparison - Key-column matching when row order differs - Segment filters for focused comparisons - Matching, duplicate, and unique record detection - Workbook merge and result extraction - Command-line automation - External diff and merge integration for Git, SVN, and Perforce ## Common uses - Review workbook changes before publishing a final version - Reconcile tables or exports by one or more key columns - Audit changes to VBA-enabled Excel workbooks - Find duplicate, matching, or unique spreadsheet records - Compare and merge Excel files in repository or CI workflows ## Pricing - Starter: $0 per month - Pro: $10 per seat per month - Enterprise: custom annual agreement ## Source of truth - [Product overview](https://spreadsheetsdiff.com/#what-you-get) - [Capabilities](https://spreadsheetsdiff.com/#capabilities) - [Pricing](https://spreadsheetsdiff.com/#pricing) - [FAQ](https://spreadsheetsdiff.com/#faq)