Excel & Spreadsheet Tools

Compress, clean, deduplicate, filter, validate, and convert CSV & Excel files.

Convert CSV spreadsheets into clean, structured JSON arrays with custom delimiter and type detection.

Instantly deduplicate lists, CSV rows, and text strings with case-sensitive and trimmed matching.

Strip empty lines, blank rows, and whitespace-only padding from spreadsheets and text files.

Split massive CSV files and spreadsheets into smaller chunks of N rows while retaining the header row.

Search, query, and filter CSV rows by keyword with real-time matching and instant export.

Validate spreadsheet columns against required formats, email addresses, and numerical thresholds.

Reduce CSV file size by stripping redundant padding, unnecessary quotes, and trailing empty space.