CSV to Excel Converter
Convert CSV files to beautiful Excel (XLSX) spreadsheets instantly. Automatically detects character encoding to prevent garbled Japanese text.
Free CSV to Excel Converter (Fixes Garbled Text/文字化け)
This free converter instantly transforms CSV data into native Microsoft Excel (.xlsx) spreadsheets. It is specially designed to automatically detect and fix frustrating character encoding problems like the famous garbled text (文字化け) issue often encountered when Japanese CSV files (Shift-JIS) are opened directly in modern Excel.
How to Convert CSV to Excel
- Drag and drop one or multiple `.csv` files into the upload box above.
- Click the "Convert to Excel" button.
- The system will auto-detect the file's text encoding (such as UTF-8 or Shift-JIS) and instantly generate perfectly formatted `.xlsx` files without garbled text.
100% Secure & Private Operations
Financial CSV files often contain highly sensitive customer or business data. Unlike other online
converters that force you to upload your files to mystery cloud servers, devsnap.net's CSV to
Excel tool runs entirely inside your web browser using SheetJS.
Your confidential datasets never leave your device, ensuring total privacy and GDPR compliance
by design.
Frequently Asked Questions (FAQ)
A: This happens because Excel expects text in a specific encoding format, but the CSV was saved in another (like Windows Shift-JIS vs UTF-8). Our tool detects the original encoding and translates it correctly into a standard Excel file format.
A: Yes! You can drag and drop dozens of CSV files into the box. Clicking convert will process and download them all automatically.