Mocksheets is a free AI-powered Excel mock data generator that creates realistic fake data in .xlsx format — complete with formulas, proper data types, and ready-to-open Excel files.
Perfect for testing Excel file upload functionality, building demo spreadsheets, and creating training datasets for data analysis.
Data types are set correctly — dates as dates, numbers as numbers, not plain text. Columns are auto-sized for readability.
Request calculated columns (totals, averages, percentages) and Mocksheets includes live Excel formulas — not just static values.
Cities match countries, prices are in the right range, dates follow logical sequences — not random values that look obviously fake.
Test Excel file upload, parsing, and import functionality with realistic .xlsx files.
Create convincing demo spreadsheets for sales presentations and product walkthroughs.
Generate Excel training datasets for data analysis courses and spreadsheet tutorials.
Populate screenshot mockups with realistic-looking spreadsheet data for design reviews.
Go to mocksheets.com/app, describe the data you need (e.g., "Generate a sales report with 100 rows including salesperson, region, product, units sold, and revenue"), click Generate, and download as a .xlsx Excel file.
Yes. When you describe calculated columns, Mocksheets includes live Excel formulas in the downloaded .xlsx file. Asking for a "total revenue column" will generate a working formula automatically.
Mocksheets generates .xlsx files (Excel 2007+) and .csv files. Both formats are compatible with Microsoft Excel, Google Sheets, LibreOffice Calc, and Apple Numbers.
Yes. Mocksheets is ideal for generating .xlsx test files for testing file upload functionality, Excel parsing logic, and data import features. Generate edge cases like large datasets, special characters, or varied data types.
Yes. The free plan includes up to 50 rows per generation. No credit card required to start.
Free plan · .xlsx download · No credit card required
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