CSV Comparison Tool
Compare two CSV files or pasted data • Standalone HTML App
Dark Mode
📊 Source (Left)
Choose CSV File
— OR —
⚠️ Showing preview of first 20 rows only. Full file will be used for comparison.
No data loaded
📊 Target (Right)
Choose CSV File
— OR —
⚠️ Showing preview of first 20 rows only. Full file will be used for comparison.
No data loaded
Select Unique Key Column(s) for Comparison
Compare Data
Start Over
0
Equal
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Different
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Only Source
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Only Target
Source
0
Target
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Columns
▼
Show/Hide Columns
Show Diffs Only
Download Report
Data Sides
● Source
● Target
Record Status
● Equal
0
● Only Source
0
● Only Target
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● Different
0
☑
Select Rows
0 rows selected
📋 Copy Left Side CSV
📋 Copy Right Side CSV
Source → Target
Target → Source
📝 Generate SQL