Mock Data Generator

The Mock Data Generator is the ultimate tool for developers, QA engineers, and data analysts. Create unlimited realistic test data in seconds. Choose from 20+ built-in data types including names, emails, addresses, phone numbers, dates, and more. Use pre-built templates for common scenarios (users, products, orders) or create custom schemas. Generate 1 to 10,000 rows, preview in real-time, and export to JSON, CSV, SQL INSERT statements, or Excel-ready formats. Perfect for API testing, database population, and frontend development.
Custom Field Builder 20+ Data Types Template Presets Bulk Generation Multi-Format Export
Quick Examples 
ECOMMERCE: Product table: ID, name, price, stock, category
USERS: User database: name, email, phone, registration date
ORDERS: Order system: customer_id, product_id, quantity, date

Mock Data Generator

The Mock Data Generator is the ultimate tool for developers, QA engineers, and data analysts. Create unlimited realistic test data in seconds. Choose from 20+ built-in data types including names, emails, addresses, phone numbers, dates, and more. Use pre-built templates for common scenarios (users, products, orders) or create custom schemas. Generate 1 to 10,000 rows, preview in real-time, and export to JSON, CSV, SQL INSERT statements, or Excel-ready formats. Perfect for API testing, database population, and frontend development.

Quick Templates
Schema Builder
Generate: 100 rows
Available Types
Names: firstName, lastName, fullName
Contact: email, phone, website
Address: address, city, state, zip, country
Time: date, time, datetime
Numbers: integer, decimal (0.00)
Other: boolean, text, uuid, username, companyName, jobTitle
Custom: text from custom list
Live Preview (First 5 Rows)
No preview yet
Click "Generate Data" to see preview
Statistics
0
Fields
0
Rows to Generate
Generated Data
// Click "Generate Data" to see output here
Export Options

Practical Applications & Use Cases

Software Testing & QA

Generate massive datasets to stress-test applications and catch bugs.

  • Define schema with edge cases (nulls, long strings)
  • Set row count to 10,000+
  • Export as SQL or JSON
  • Import into test database environment
Pro Tip: Include fields with special characters to test input validation logic.

BI Dashboard Prototyping

Create realistic-looking data to demo analytics dashboards to stakeholders.

  • Select business-relevant fields (Sales, Date, Region)
  • Adjust data ranges to show realistic trends
  • Generate CSV export
  • Load into PowerBI, Tableau, or Looker
Pro Tip: Use the custom logic to ensure 'start_date' is always before 'end_date'.

Privacy-Safe Development

Replace sensitive production data with anonymized mock structure.

  • Replicate production table schema
  • Generate fake PII (names, emails, addresses)
  • Maintain relational integrity keys
  • Distribute to external development teams
Pro Tip: Safe for GDPR compliance as no real user data is ever touched.

Industry-Specific Applications

software development:

Populating staging environments and testing API endpoints.

education:

Providing students with datasets for SQL and data science assignments.

finance:

Simulating transaction volumes for algorithm testing.

healthcare:

Testing patient management systems without using real medical records.

marketing:

Simulating user databases for CRM integration testing.

Help & Related Tools

Everything you need to know

FAQ Frequently Asked Questions

What data types are supported for generation?
We support 20+ data types: First Name, Last Name, Full Name, Email, Phone, Address, City, State, Zip Code, Country, Date, Time, Datetime, Boolean, Integer, Decimal, Text, UUID, Username, Website, Company, Job Title, and custom lists. Each field can be customized with specific patterns and constraints.
How do I generate test data for my database?
Create a schema by adding fields with your desired data types, set the number of rows you need (up to 10,000), and click Generate. The tool creates realistic, varied data instantly. Preview the first 5 rows to verify it matches your needs, then export in your preferred format.
Can I use pre-built templates or start from scratch?
Yes! We provide ready-to-use templates for common scenarios like E-commerce Products, User Databases, and Orders. You can also completely customize schemas by adding any combination of fields with specific data types and constraints.
Which file formats can I export the generated data to?
Export to JSON (array or pretty-printed), CSV with headers, SQL INSERT statements (compatible with MySQL, PostgreSQL), or copy-paste into Excel. Each format is optimized for immediate use in your development environment.
Are the generated names and addresses truly realistic?
Yes. Names are sourced from common first and last name databases, addresses include real city/state combinations, emails follow realistic patterns, and phone numbers use valid area codes. All data is randomized to create authentic-looking test datasets without using real personal information.

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