Repair malformed CSV
data structure.

Malformed CSVs often crash import scripts. We identify structural inconsistencies, fix jagged rows, and ensure every line follows standard formatting rules.

Private & secure Supports up to 50MB Instant processing

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Encoding Correction

Auto-detects non-standard character sets and converts them to clean UTF-8 without changing your data.

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Structure Normalization

Repairs delimiters, line endings and malformed headers so every column imports predictably.

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Data-Safe Repair

Preserves your content while removing structural errors, empty rows and duplicate records.

How to use Structural Repair

Upload CSV

Select the CSV that is failing to import.

Auto-Repair

CSVFixer detects and repairs common format problems.

Download & Import

Download the clean file and import it immediately.

What gets repaired

Malformed CSV Issues We Fix

CSV import failures usually come from a file's encoding or structure, not the visible values. This tool corrects those hidden issues while keeping your records intact.

check_circle Clean UTF-8 output without a BOM
check_circle Consistent comma-separated columns
check_circle Normalized headers and line endings

Frequently Asked Questions

Mismatched Columnsexpand_more

If some rows have more columns than the header, most tools fail. We normalize row length automatically.

Unquoted Newlinesexpand_more

Newlines inside cells can break CSV parsers. We ensure proper quoting to prevent row splitting.

Jagged Rowsexpand_more

We pad or trim rows to ensure a consistent column count throughout the entire file.

Repair malformed CSVdata structure.

Select or drop malformed CSV