
Beeceptor
Mockoon
MockAPI
Apidog
Mocky
WireMock
Mockaron
Generate a free mock API endpoint in seconds. No YAML, no Docker, no config. Fake REST API server for frontend developers.
Second Computer allows you to create another computer in the cloud

Website, pricing, platforms and company facts side by side.
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SC
Second Computer
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| Website | mockserver.in | second.computer |
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What each product offers, as listed by its team.

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
How often each product is chosen within a category, 0–100% relative to the other.

As answered by people managing MockServer.in and Second Computer.
MockServer.in's answer
MockServer.in serves individual developers and small teams across the globe. As a free-tier-first product, the user base is broad — frontend developers at startups, freelance mobile developers, and bootcamp students building their first API integrations. The platform prioritizes accessibility over enterprise sales.
MockServer.in's answer
Laravel (PHP), MySQL, JavaScript, Monaco Editor, Bootstrap 5. Hosted on a standard LAMP stack. All developer tools run entirely client-side in the browser for privacy — nothing is sent to the server.
MockServer.in's answer
Built out of frustration with existing mock API tools that either required too much setup or charged too much for basic features. MockServer.in started as a simple mock endpoint generator and grew into a full developer tools platform — because the developers who needed mock APIs also needed JSON formatters, JWT decoders, and cURL converters. Everything runs free in the browser with no signup required for the tools.
MockServer.in's answer
Frontend developers, mobile developers, and QA engineers who need a working API endpoint before the backend is ready. Also used by developer advocates for demos, hackathon participants for rapid prototyping, and teams doing integration testing without spinning up infrastructure.
MockServer.in's answer
Most mock API tools either require local setup (WireMock, MockServer, Mockoon) or are overpriced for what they offer. MockServer.in is browser-based with no installation, has a generous free tier with unlimited requests, and includes features like dynamic path parameters, custom headers, status codes, latency simulation, and version history. Plus you get a full suite of developer tools that other mock servers don't offer at all.
MockServer.in's answer
Zero-setup mock API endpoints in under 10 seconds. No YAML configs, no Docker containers, no CLI tools. Paste your JSON, pick a method and path, and get a live URL instantly. Built-in AI response generation, real-time traffic logs, and 20+ free developer tools (JSON formatter, cURL to code, API tester, Fake REST API) — all in one platform.
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