Spreadsheet Baseline Diff Report

Google SheetsApps ScriptData cleansing

Compare a baseline sheet against another sheet and create a summary, full comparison report, and diff-only report while preserving the baseline layout as much as practical.

Generator version: 1.0.0Published: Aug 7, 2026Updated: Aug 7, 2026

Baseline spreadsheet URL or ID

Baseline sheet name

Comparison spreadsheet URL or ID

Comparison sheet name

Header rows

Matching key columns

Columns to compare

Case sensitivity

Blank key handling

Maximum sync rows (0 = unlimited)

Summary sheet name

Comparison report sheet name

Diff report sheet name

Terms of UseI agree to use the generated script at my own responsibility after reviewing risks such as execution results, data loss, sync inconsistencies, and business interruption, and after creating a backup.

Generated Result

Not generated

Enter the required fields and generate the script.