CSV delimiter fixer
Fix a CSV delimiter
Inspect the detected CSV structure, choose the separator your import expects, and download the corrected file.
Processed in your browser. Your file is not uploaded.Drop a CSV file here
UTF-8, UTF-8 BOM, and Windows-1252 are supported. Limit: 25 MB.
What this tool changes
Lets you select comma, semicolon, tab, or pipe as the output separator while preserving quoted CSV values.
What to review
Choose the delimiter required by your destination. Fixmerce does not infer every marketplace import setting.
How it works
Add your file, review the detected settings and output, then download the result. Processing stays in your browser.
Questions
Can I convert a semicolon CSV to commas?
Yes. Choose Comma as the output separator before downloading.
Are quoted commas preserved?
CSV parsing preserves quoted field values when the source is structurally valid.
Related tools
Choose a specific tool
Start with the problem closest to yours. Each option opens the same local tool with relevant settings selected.