FixMySheet is a fast, privacy-first utility that cleans messy Excel (.xlsx) and CSV files directly inside your browser. Your data never touches a server or leaves your device.
Key Features:
• Auto-trim whitespace & trailing spaces
• Remove duplicate or completely empty rows
• Standardize chaotic date formats to YYYY-MM-DD
• Auto-detect and split full name columns into First & Last Name
• Instant preview & clean download with zero processing queues
