Google Sheets Deduplication: Functions, Conditional Formatting & Online Tools Comparison (UNIQUE / SORTN / QUERY)

Complete online collaborative data deduplication guide: Google Sheets built-in functions UNIQUE, SORTN, QUERY comparison, conditional formatting to mark duplicates, cross-sheet merge deduplication solutions. Suitable for Google Forms surveys, shared sheets, online collaboration scenarios.

August 18, 2025

4 min read

702 words

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