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

Gong.io
Chorus
Apollo.io
SalesLoft
ZoomInfo
Outreach.io
Seamless.AI
Appendment is an AI sales intelligence platform that helps teams close more deals. Features real-time AI coaching during calls, 50+ data points per prospect, and zero-touch automated follow-up sequences.

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 | appendment.com |
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| Company | — | Startup from the United States · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Mockaroo yet.
Appendment is a comprehensive AI-powered sales intelligence platform that transforms how sales teams operate. Our three-phase system ensures maximum effectiveness at every stage of the sales process. PRE-CALL - Show-Up Engine: Know your prospect before you dial. Our Insight Engine provides 50+...
What each product offers, as listed by its team.

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Walkthroughs and reviews on video.
Best Free Sample Data Generator - Mockaroo.com
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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 Appendment since Feb 2026.
When comparing Mockaroo and Appendment, you can also consider the following products.

GenerateData.com: free, GNU-licensed, random custom data generator for testing software
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Gong uses AI to analyze spoken conversations from audio sources and web conferencing platforms such as Cisco WebEx, GoTo Meeting and Zoom.
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Faker is a PHP library that generates fake data for you
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Chorus.ai records, transcribes and analyzes sales conversations in real-time making coaching conversations more efficient.
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Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
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