
Beeceptor
WireMock
Mockoon
MockServer
Mocko.dev
Webhook.site
SOAP/REST Mock Service
Online API Mocking Tool: API simulation, Mock API, API stubbing, fake API or fake web services, API for tests, forward server callbacks or webhook notifications to the localhost, proxy requests, requests restrictions, response templating etc.

Mockoon
Apidog
Beeceptor
WireMock
Postman
MockAPI
MockServer
Create dynamic mock APIs in seconds, with stateful CRUD and a live request inspector. No signup to try.

Which is more popular?
Based on our record, QuickMocker seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | quickmocker.com | mockbase.org |
| Pricing | ||
| Platforms | — | |
| Company | 2020 | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


QuickMoker ‒ Online API Mocking Tool. Mock API or create fake web services (rest, soap etc) based on the HTTP(S) protocol. Alternatively simulate API, stub API, fake API or create API for tests. Perform an instant live debugging of requests to endpoints with an extensive information about request...
MockBase is a hosted API mocking tool: click once and get a live HTTPS endpoint you can point a frontend, mobile app, or CI pipeline at, before the real backend exists. Each mock supports multiple routes, each with its own status code, response body, and optional delay, and can go well beyond...
What each product offers, as listed by its team.


Walkthroughs and reviews on video.
Intercept and debug any request with QuickMocker
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing QuickMocker and MockBase.
MockBase's answer:
MockBase is currently in public beta — there isn't a public customer list yet.
MockBase's answer:
Most mock API tools make you pick one thing: a local desktop app (Mockoon), a zero-setup hosted stub (Beeceptor), or a spec-driven mock tied to a collection (Postman). MockBase puts conditional matching, sandboxed Jinja2 templating, stateful CRUD (a mock that actually remembers what you POSTed to it), chaos injection, and OpenAPI import/export into one hosted endpoint, with a live WebSocket request inspector on every mock. It's usable with zero signup — one click gets you a working endpoint with sample routes already on it.
MockBase's answer:
If you need more than "return this JSON" — a mock that behaves differently based on a header, remembers what you created and lets you read it back, or fails on purpose at a rate you control to test retry logic — that combination usually means stitching together a local tool plus custom code. MockBase bundles it into one hosted URL your whole team (or a CI pipeline) can hit, without anyone running a local server.
MockBase's answer:
Frontend and mobile developers who need to build against an API before the backend is ready, QA/test engineers who need to reproduce specific error conditions (timeouts, rate limits, partial failures) that are hard to trigger against a real dependency on demand, and teams doing API-first development who want to agree on a contract and start building in parallel instead of waiting.
MockBase's answer:
Frontend work rarely waits for backend work to finish, and standing up a throwaway server just to unblock yourself is its own chore — dependencies, a port to remember, a process to keep alive. MockBase exists for that specific moment: a live endpoint in seconds, no server to babysit. It's deliberately narrow — not a full API platform with design, docs, and team management bundled in, just mocking, done well enough (dynamic responses, statefulness, realistic failure injection) to actually build and test against.
MockBase's answer:
Python (FastAPI) on the backend with Redis for the hot-path mock configuration, request logs, and state storage, and PostgreSQL for accounts and content. The frontend is React with Vite and Tailwind CSS. Dynamic response templating runs on a sandboxed Jinja2 environment.
Share your experience with using QuickMocker and MockBase. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


QuickMocker — Manage online fake API endpoints under your own subdomain, forward requests to localhost URL for webhooks development and testing, use RegExp and multiple HTTP methods for URL path, prioritize endpoints, more than 100... - Source: dev.to / about 5 years ago
Tracking MockBase since Sep 2026.
When comparing QuickMocker and MockBase, 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 QuickMocker or MockBase:

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 QuickMocker or MockBase:

WireMock - a web service test double for all occasions.
Compare WireMock to QuickMocker or MockBase:

All-in-One workspace for API Design, Documentation, Debug, Mock, Test
Compare Apidog to QuickMocker or MockBase:

Easy mocking of any system you integrate with via HTTP or HTTPS.
Compare MockServer to QuickMocker or MockBase:

Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests.
Compare Mocko.dev to QuickMocker or MockBase: