How to Use Free Online Random Data Generator
Our free random data generator creates realistic mock data for testing, development, and prototyping. Choose from 8 different data types, customize the quantity and format, then generate and download your data instantly. Perfect for populating databases, testing applications, and creating demos.
Key Features
- 8 data types: Person, Address, Company, Internet, Finance, Text, Number, Date
- Multiple output formats: JSON, CSV, SQL INSERT statements, and plain text
- Generate up to 1,000 records at once for comprehensive testing datasets
- Pre-built templates for common use cases like user profiles and shipping addresses
- Real-time preview to see sample data before generating large datasets
- Realistic data generation with proper relationships and formatting
- One-click copy to clipboard or download as files for easy integration
- Detailed statistics showing generation time, file size, and record count
- Header inclusion options for CSV and structured formats
- Completely secure - all generation happens in your browser
- No registration required and works offline after loading
- Mobile-friendly interface for generating data on any device
Why Use This Random Data Generator?
Essential for developers, testers, and designers who need realistic sample data. Save hours of manual data creation for testing databases, populating prototypes, demonstrating applications, and stress testing systems. Generate consistent, properly formatted data that matches real-world patterns and relationships.
Frequently Asked Questions
What types of data can I generate?
Person (names, emails, phones), Address (street, city, coordinates), Company (business info), Internet (IPs, domains), Finance (cards, accounts), Text (words, sentences), Numbers (integers, decimals, UUIDs), and Dates.
How many records can I generate at once?
You can generate up to 1,000 records in a single operation. This limit ensures fast generation times while providing enough data for most testing needs.
Can I use the generated data commercially?
Yes, all generated data is completely fictional and randomly created. You can use it for testing, development, demos, and any commercial purposes without restrictions.
What output formats are supported?
JSON for APIs and modern applications, CSV for spreadsheets, SQL INSERT statements for databases, and plain text for documentation. All formats include optional headers.
Are the email addresses and phone numbers real?
No, all data is completely fictional. Email addresses use example domains, phone numbers follow proper formatting but don't connect to real numbers, and all personal information is randomly generated.
Can I customize the data fields?
Currently, you can choose from predefined data types with fixed fields. Custom field configuration and advanced templates are planned for future updates.