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

Shop Monitor
Prisync
Store Inspect
Price2Spy
Visualping
Distill Web Monitor
Shopify store database
StoreSentry watches your competitors' Shopify stores 24/7 and alerts you about price changes, new products and restocks — by email or Telegram.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | extendsclass.com | storesentry.app |
| Pricing | ||
| Platforms | — | |
| Company | 2019 | — |
| 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.
StoreSentry watches the Shopify stores you compete with and tells you when something actually changes: price drops and hikes, new product launches, items selling out or coming back in stock. No dashboards to babysit and no pixel-diff false alarms — StoreSentry reads structured catalog data, so...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
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StoreSentry demo — install, add a competitor, get digests
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ExtendsClass JSON Generator and StoreSentry. For example, how are they different and which one is better?
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Generate realistic random JSON data through a simple and intuitive GUI.
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