| Price from | — | $15/mo |
| Free plan | — | — |
| Free trial | — | Yes |
| Open source | — | — |
| Web | — | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| API | — | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 0 | 1 |
| Spec score · API Mocking Tools | 7.6 (#15) | 8.0 (#9) |
| Purpose | Imposter runs interactive mock systems for development and QA, including before a real API is available. | Mocki lets users create, run, and deploy mock APIs for development and testing. |
| Security | Imposter supports HTTPS through TLS configuration and can authenticate incoming HTTP requests using configured request conditions such as header values. | Mocki's privacy policy says it uses commercially acceptable means to protect personal information but cannot guarantee absolute security. |