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

Rotato 100
AppLaunchpad
Mockuuups Studio
AppScreens
AppMockUp
Mock
Picyard
Beautiful mockups & graphics for your next app

Which is more popular?
Mockaroo might be a bit more popular than Previewed. We know about 27 links to it since March 2021 and only 19 links to Previewed.
Website, pricing, platforms and company facts side by side.
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| Website | mockaroo.com | previewed.app |
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What each product offers, as listed by its team.

Possible disadvantages
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.

Share your experience with using Mockaroo and Previewed. 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
Add text overlays with App Mockup or Previewed. - Source: dev.to / 9 months ago
I was going through some Medium posts and Reddit posts and I found some cools tools being used such as https://previewed.app/ and https://jitter.video/ that I will definitely be using in the future. Source: about 3 years ago
Insert a background video. You’ll have to custom size it. For the video itself use https://previewed.app. Source: over 4 years ago
When comparing Mockaroo and Previewed, you can also consider the following products.

GenerateData.com: free, GNU-licensed, random custom data generator for testing software
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Present your design in stunning 3D on the web, slide decks, app stores, social media, and more.
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Faker is a PHP library that generates fake data for you
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Create stunning app store screenshots & mockups
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Fast and easy way to create product mockups on macOS, Windows and Linux.
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