Fix My CSVby Seirei Club

Clean up messy CSV files in seconds

Transform chaotic spreadsheet data into clean, organized information with just a few clicks. No more manual formatting or data wrangling.

CSV Transformation

Before: Messy Data

Name,Date of Birth,Email,Phone
John Smith,1/15/1985,john.smith@example.com,(555) 123-4567
Jane Doe,02/28/1990,jane.doe@example.com,555.987.6543
Michael Johnson,3-17-1978,michael.j@example,5551234567
Emily Williams,,emily@example.com,(555)456-7890
David Brown,05/05/1982,david.brown@example.com,555 789 0123
Sarah Miller,6.12.1995,sarah.miller@example.com,+1 555 234 5678
Robert Wilson,1977-07-22,robert@example.com,(555) 345-6789
Jennifer Taylor,08/30/1988,jennifer.t@example.com,555-456-7890
  • Inconsistent date formats
  • Messy phone numbers
  • Missing data
  • No standardization

After: Clean Data

Name,Date of Birth,Email,Phone
John Smith,1985-01-15,john.smith@example.com,(555) 123-4567
Jane Doe,1990-02-28,jane.doe@example.com,(555) 987-6543
Michael Johnson,1978-03-17,michael.j@example,(555) 123-4567
Emily Williams,,emily@example.com,(555) 456-7890
David Brown,1982-05-05,david.brown@example.com,(555) 789-0123
Sarah Miller,1995-06-12,sarah.miller@example.com,(555) 234-5678
Robert Wilson,1977-07-22,robert@example.com,(555) 345-6789
Jennifer Taylor,1988-08-30,jennifer.t@example.com,(555) 456-7890
  • Standardized YYYY-MM-DD dates
  • Consistent (XXX) XXX-XXXX phone format
  • Preserved original data where appropriate
  • Ready for analysis or import
Automatic transformation in seconds

Features

Our powerful CSV cleaning tool automatically handles common data issues

Remove Empty Rows

Automatically detect and remove empty or blank rows from your data

Standardize Dates

Convert dates to a consistent format across your entire dataset

Remove Duplicates

Find and eliminate duplicate entries to keep your data clean

Format Values

Properly format currencies, phone numbers, and other special values

How It Works

Clean up your CSV files in three simple steps

1

Upload Your CSV

Drag and drop or select your CSV file to upload

2

Select Cleaning Options

Choose which cleaning operations to apply to your data

3

Download Clean CSV

Preview the changes and download your cleaned CSV file