Free CSV to Excel Converter

CSV (Comma-Separated Values) is a simple text file format that stores tabular data. Converting CSV to Excel (XLSX) gives you access to advanced features like formatting, formulas, charts, multiple sheets, and better data visualization. Excel files are also more compatible with business software and easier to share professionally.

Yes, our free tool supports CSV files up to 25MB in size. This typically accommodates hundreds of thousands of rows of data. If you have larger files, consider splitting them into smaller segments or contacting us for enterprise solutions that can handle bigger datasets.

Absolutely! Our converter maintains complete data integrity during the conversion process. All rows, columns, and cell values are preserved exactly as they appear in your CSV file. We handle UTF-8 encoding properly to ensure special characters and international text display correctly in Excel.

Our tool automatically detects and supports the most common CSV delimiters including commas (,) and semicolons (;). The converter intelligently handles quoted fields that contain delimiter characters, ensuring your data structure remains intact even with complex CSV formats.

No installation required! This is a completely web-based tool that works directly in your browser. Simply upload your CSV file, click convert, and download your Excel file instantly. It works on any device with a modern web browser - Windows, Mac, Linux, or even mobile devices.

Elyx.AI is a powerful AI assistant for Excel that lets you analyze, manipulate, and understand your data using simple natural language commands. After converting your CSV to Excel, you can use Elyx.AI to automatically generate complex formulas, create summaries, clean data, find insights, and perform advanced analysis - all without writing code or learning complex Excel functions.