Spreadsheets and data cleanup
Spreadsheets and data cleanup：7 款免费工具。比较任务、阅读说明并选择工具。无需账户。
Clean, compare and reorganize tabular data before analysis or export. Check column names, delimiters, missing values and number formats. Keep an original data copy and review the output rows before replacing an existing spreadsheet.
选择工具 7
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CSV duplicate row remover
Remove duplicate records using selected key columns.
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CSV file merger
Append CSV files with explicit header alignment.
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CSV join tool
Join two tables by selected keys with unmatched-row output.
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CSV column splitter
Split one column by delimiter or fixed positions.
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CSV pivot table builder
Group records and calculate count, sum and mean aggregates.
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Spreadsheet comparison tool
Compare selected sheets with optional key-based row alignment.
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CSV data profiler
Report missing values, distinct counts, numeric values and formula-like cells.
Spreadsheets and data cleanup