Generate Data
Faker
DataConstruct
Beeceptor
Fake Data
ExtendsClass JSON Generator
Smock-it
A realistic data generator to test your app

PredictIt
Polymarket
Bloomberg Professional
Smarkets
Kalshi
Kresmion
CALLOUT Market
Discover, compare and trade prediction markets across Polymarket and Kalshi. Live odds, cross-venue price comparison, and AI-powered market intelligence.

Which is more popular?
Based on our record, Mockaroo seems to be more popular. It has been mentioned 27 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Mockaroo
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| Website | mockaroo.com | ipredicta.co |
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What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
Best Free Sample Data Generator - Mockaroo.com
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Mockaroo and iPredicta. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

If you give it the rules to generate something, why can't it generate it? That's what something like Mockaroo[0] does. It's just more formal. That's pretty much what LLM training does, extracting patterns from a huge corpus of text. Then... - Source: Hacker News / over 1 year ago
A quick way to test this out is to use a tool like Mockaroo to generate some test data and then have a Glue Crawler analyse the data in S3 and create the required data catalog entries. - Source: dev.to / over 2 years ago
Mockaroo — Mockaroo lets you generate realistic test data in CSV, JSON, SQL, and Excel formats. You can also create mocks for back-end API. - Source: dev.to / over 2 years ago
Tracking iPredicta since Aug 2026.
When comparing Mockaroo and iPredicta, you can also consider the following products.

GenerateData.com: free, GNU-licensed, random custom data generator for testing software
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Bet on current events. Get tomorrow's news, today.
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Bloomberg Professional app helps users send live text messages to their fellow traders and investors to get suggestions and tips from them to solve all their problems.
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