
Mockaroo
JSON Generator
MockTurtle.net
ExtendsClass's JSON generator allows to generate random JSON data from a template.

Screaming Frog SEO Spider
Sitechecker
Netpeak Spider
FandangoSEO
Ahrefs
Lumar
SEMRush
The world's only Real-time SEO Auditing and Content Change Tracking suite.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | extendsclass.com | contentkingapp.com |
| Pricing | ||
| Company | 2019 | Startup from the Czech Republic · 10 - 19 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


This free online tool allows to generate JSON dataset. You can generate multiple JSON files exported to a zip archive. No limits. No registration.
No description of ContentKing yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
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🔧 Contentking App - SEO Tool Test / Review
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ExtendsClass JSON Generator and ContentKing. For example, how are they different and which one is better?
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All-in-one SEO platform including rank tracker, website SEO audit tool and website changes monitoring. Detailed reports by 100+ parameters with how-to-fix guides.
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Generate realistic random JSON data through a simple and intuitive GUI.
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