
Beeceptor
Request inspector
Mockoon
HttpMaster
Webhook.site
Hoppscotch
API Fortress
Easy mocking of any system you integrate with via HTTP or HTTPS.

Mailo
Superhuman
Soverin
Horde
Mailpile
ProtonMail
Teknik Mail
Email at its best, new from Basecamp.

Which is more popular?
Based on our record, HEY should be more popular than MockServer. It has been mentioned 24 times since March 2021.
Website, pricing, platforms and company facts side by side.
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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.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Hey Review: Why this $99 per year email is Superhuman's Most Exciting Challenger | Keep Productive
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using MockServer and HEY. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of MockServer yet. Be the first one to post
Apple apparently told ProtonMail "out of the blue" that it was required to add an in-app purchase option to stay in the App Store. Similar to the situations with HEY and Wordpress earlier this year, ProtonMail had a...
Recommendations tracked on public social media and blogs since March 2021.


There are several strategies to solve this kind of challenge, but today we will see MockServer as a tool to resolve it. - Source: dev.to / almost 2 years ago
The open-source examples are mockoon, mock-server.com, etc. Source: over 3 years ago
I've just found out MockServer and it looks awesome 🤩 so I wanted to check it out repeating the steps of my previous demo WireMock Testing which (as you can expect) uses WireMock, another fantastic tool to mock APIs. - Source: dev.to / over 4 years ago
Seven gems to manage background jobs. The team looked at what they were running and said "this can't be right." That became the brief for Solid Queue. Rosa got picked for the project, built it in production at Hey first, iterated on it... - Source: dev.to / 4 months ago
Basecamp: After using clouds from both Amazon and Google extensively over the past 15 years, we finally had enough of the outrageous bills and the ever-increasing complexity. So in 2023, we pulled Basecamp, HEY, and five other heritage... - Source: dev.to / about 1 year ago
Attending the latest edition of Rails World and watching the talk by DHH made me realize that generating views on the backend with Rails was no longer synonymous with slow, ugly interfaces that do not care about UX. With Hotwire, through... - Source: dev.to / over 2 years ago
When comparing MockServer and HEY, you can also consider the following products.

Unblock yourself from API dependencies, and build & integrate with APIs fast. Beeceptor helps you build a mock Rest API in a few seconds.
Compare Beeceptor to MockServer or HEY:

Mailo is an email client where you can send and receive emails to and from anyone with an email address.
Compare Mailo to MockServer or HEY:



Mockoon is the easiest and quickest way to design and run mock REST APIs. No remote deployment, no account required, free and open-source.
Compare Mockoon to MockServer or HEY:

Soverin is the honest email service that doesn’t sell your data.
Compare Soverin to MockServer or HEY: