Mock Data Generator
Instantly create realistic fake datasets in JSON or CSV. Pick your fields, set the row count, then copy or download — perfect for testing APIs, front-ends and prototypes.
How it works
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Choose fields & format
Name, email, UUID, date & more
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Set row count
Up to 1000 rows at once
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Copy or download
Ready-to-use JSON or CSV
Realistic fake data
14 field types including names, emails, UUIDs, phone numbers, companies, job titles and dates.
JSON & CSV export
Switch formats instantly, then copy to clipboard or download a ready-made file.
Private & offline
All data is generated in your browser. No accounts, no uploads, no tracking.
Frequently asked questions
ID, UUID, first/last/full name, email, phone, city, country, company, job title, date, boolean and avatar URL. Mix and match any combination you need.
No. Everything runs locally in your browser — no data ever leaves your device, and the tool works offline.
Up to 1000 rows per generation. Use the presets or type any number between 1 and 1000.
Absolutely. The JSON output plugs straight into mock API responses, fixtures and seed data, while CSV works for spreadsheets and database imports.
Yes — completely free with no sign-up, no limits on generations, and no watermarks.