CSV duplicate row remover
Remove duplicate records using selected key columns.
Como usar CSV duplicate row remover
- Choose a source file. If the tool accepts multiple files, arrange them in the order you want.
- Set key column names (comma-separated; blank = all), keep duplicate.
- Run csv duplicate row remover, review the output, then use the available copy or download controls.
Que admite esta ferramenta
Remove duplicate records using selected key columns. Key-based batch cleanup rather than manual cell editing.
- Key column names (comma-separated; blank = all)
- Set this value for your task.
- Keep duplicate
- first · last
Límites e procesamento
CSV/XLSX inputs are capped at 10 MB each, 200 columns and 20,000 rows; joined output is capped at 20,000 rows. JSONPath script/filter evaluation is disabled. Other operations apply their visible controls and text limits.
Preguntas frecuentes
What does csv duplicate row remover do?
Remove duplicate records using selected key columns. Key-based batch cleanup rather than manual cell editing.
Where is my input processed?
This operation processes its source in your browser. Copy and download are explicit actions; source input is not saved in an account or history.
What are the input limits?
CSV/XLSX inputs are capped at 10 MB each, 200 columns and 20,000 rows; joined output is capped at 20,000 rows. JSONPath script/filter evaluation is disabled. Other operations apply their visible controls and text limits.