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

Devsheet
Liveworksheets
A lightweight Notion-like drag and drop cheatsheet builder
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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M
Mockaroo
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|---|---|---|
| Website | mockaroo.com | buildsheet.one |
| Pricing | ||
| Company | — | Startup from Hungary · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Mockaroo yet.
A visual cheatsheet builder that helps you turn scattered notes into structured masterpieces. Think Notion + LaTeX + Markdown + Charts, all in one clean, fast tool ⚡
What each product offers, as listed by its team.

Possible disadvantages
An editorial look at what each product does well and who it suits.

No analysis of Mockaroo yet.
Overall verdict
Why this product is good
Recommended for
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.

As answered by people managing Mockaroo and Buildsheet.one.
Buildsheet.one's answer:
Lightweight environment while everything is in one place. Supports multiple syntax, like Markdown, KaTeX and also charts for visualizing numbers.
Buildsheet.one's answer:
With drag and drop sections, it's easy to organize your notes/cheatsheets.
Buildsheet.one's answer:
Anyone who likes to take notes digitally. Any Computer Science student, PhD student, teachers, literally anyone can use it.
Buildsheet.one's answer:
Always wanted to build a unique cheatsheet builder, while adding more and more unique features.
Buildsheet.one's answer:
Next.js, MongodDB, Tailwindcss, TypeScript
Share your experience with using Mockaroo and Buildsheet.one. 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 Buildsheet.one since Nov 2025.
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