Free Tool
Merge CSV Files in Seconds
Free online tool with AI-powered matching - no installation required
Try Tool Free →Combine multiple CSV files with intelligent matching that handles typos, variations, and missing data. Works entirely in your browser for maximum security.
Key Features
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Drag and drop CSV files
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AI-powered fuzzy matching
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Handle different column names
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Preview before downloading
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Works offline in browser
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No file size limits
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Export to CSV or Excel
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Free forever
How to Use
- 1Upload your CSV files (drag and drop)
- 2Select which columns to match on
- 3AI automatically finds matching records
- 4Preview and adjust match settings
- 5Download merged file