XLSX is the modern Excel format supporting over a million rows and extensive formatting options. Every modern spreadsheet application can read XLSX, making it the standard for data exchange and financial analysis.
Convert to XLSX – Free Online XLSX Converter
About the Microsoft Excel Open XML Spreadsheet (XLSX) Format
XML-based format in ZIP container. Supports 1,048,576 rows and 16,384 columns. Includes charts, pivot tables, and formulas.
Common Use Cases for XLSX
- Financial analysis
- Data management
- Business reporting
- Statistical work
Pros of XLSX
- Massive capacity
- Smaller files
- Open standard
- Rich features
Cons of XLSX
- Complex structure
- Performance with large data
- Macro security
How to convert files to XLSX
- Upload your file using the area above.
- Select XLSX as the target format.
- Click Start and wait for the conversion to finish.
- Download your converted XLSX file.