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CSV Merger Tool With Header Mapping: Merge Multiple CSV Files Into One in Seconds
Upload one sample CSV, map columns from multiple CSV files, and instantly download a merged file.
✓ 100% Browser Based
✓ No Data Upload
✓ Free
✓ No Registration Required
Features
🔒 Files never leave your computer.
⚡ Merge thousands of rows in seconds.
🌍 Works in Chrome, Edge, Firefox, and Safari.
🆓 Completely free.
Use Case
- Consolidate broker-wise capital gains statements into the ITR-required format in minutes.
- Merge two or more CSVs
Step 1: Upload Files
Master CSV
Select the master CSV file that will serve as the base
Data CSV Files
Select one or more CSV files to merge with the master CSV
For other useful tools, visit Worthread
More info on CSV, visit Wiki