Best MockAPI Alternatives in 2026
Updated
20 apps from API mocking tools ranked against MockAPI on the same published basis.
- 1MockAPI vs Parasoft SOAtest
- 2MockAPI vs Knockout API
- 3MockAPI vs Microcks
- 4MockAPI vs Mockfly
- 5MockAPI vs Mockzilla
- 7MockAPI vs Mockttp
- 8MockAPI vs moqapi.dev
- 9MockAPI vs WireMock
- 10MockAPI vs json-server
- 11MockAPI vs MockServer
- 12MockAPI vs MockWebServer
- 13MockAPI vs Stoplight Elements
- 14MockAPI vs WireMock
- 15MockAPI vs Imposter
- 16MockAPI vs Mock Service Worker
- 17MockAPI vs OpenAPI Mock
- 18MockAPI vs OpenAPI Server
- 19MockAPI vs Mocki
- 20MockAPI vs Mockoon
- 21MockAPI vs API-Mocked
MockAPI alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Parasoft SOAtest | 7.3 | No | — | Android, API, iOS, Linux, Mac, self-hosted, Windows |
| 2 | Knockout API | 6.4 | Free plan | $0.02/mo | API, Web |
| 3 | Microcks | 6.4 | Free plan | Free | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 4 | Mockfly | 6.4 | Free plan | €15/mo | API, Browser, Linux, self-hosted, Web |
| 5 | Mockzilla | 6.4 | Free plan | $10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 7 | Mockttp | 6.3 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 8 | moqapi.dev | 6.3 | Free plan | $29/mo | API, Web |
| 9 | WireMock | 6.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | json-server | 6.2 | Free plan | Free | API, self-hosted |
| 11 | MockServer | 6.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 12 | MockWebServer | 6.2 | Free plan | Free | — |
| 13 | Stoplight Elements | 6.2 | Free plan | Free | self-hosted, Web |
| 14 | WireMock | 6.2 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 15 | Imposter | 5.8 | No | — | Linux, Mac, self-hosted, Windows |
| 16 | Mock Service Worker | 5.8 | No | — | self-hosted, Web |
| 17 | OpenAPI Mock | 5.8 | No | — | Linux, self-hosted, Windows |
| 18 | OpenAPI Server | 5.8 | No | — | API, self-hosted |
| 19 | Mocki | 5.7 | No | $15/mo | API, self-hosted, Web |
| 20 | Mockoon | 5.7 | No | €10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 21 | API-Mocked | 5.6 | No | — | — |
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Questions about MockAPI alternatives
What is the best alternative to MockAPI?
Parasoft SOAtest, number 1 in API mocking tools with a score of 7.3 out of 10. The others here: Knockout API, Microcks, Mockfly and 16 more.
What is the best free alternative to MockAPI?
Knockout API is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.