🧹 DATA QUALITY & SANITIZATION
CSV Cleaner
Upload files or paste tables. Our AI detects and cleans duplicate entries, empty null values, whitespace, and inconsistent date patterns in seconds.
Instructions: Paste table data or upload a `.csv`/`.json` file, select target cleanup parameters, and download your sanitized file.
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01
Select Dataset File
Paste raw tables or upload messy CSV or JSON files into the cleaner.
02
Detect Quality Errors
AI inspects empty boxes, duplicate keys, inconsistent date layouts, and spacing issues.
03
Clean & Export
Export completely cleaned, aligned tables immediately in one click.
Why Use CSV Cleaner?
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AI-Driven Inspections: Locate invisible whitespace errors and date format inconsistencies.
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Automatic Deduplication: Identify matching row structures and clean repeated entries.
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Null Value Interpolation: Fill blank rows with custom flags or mean calculations.
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Secure Operations: Run data scrubbing safely. Your rows are never logged or stored.
Frequently Asked Questions
Can it clean JSON arrays?
Yes. The tool processes JSON datasets and arrays in addition to standard CSV files.
How are null values handled?
You can choose to delete rows containing nulls, keep them, or replace them with custom placeholders.
Is there a row volume limit?
The cleaner easily handles files up to 10MB inside your browser environment.