LittleDarwin vs Muter
| LittleDarwin | Muter | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | — | macOS |
| Free plan | Yes | — |
| Supported languages | Java | Swift |
| Surviving mutant reports | Yes | Yes |
| Mutation operators | AOR-B, AOR-S, AOR-U, LOR, SOR, ROR, COR, COD, SAOR; NullifyInputVariable, NullifyReturnValue, NullifyObjectInitialization, RemoveNullCheck | RelationalOperatorReplacement; RemoveSideEffects; ChangeLogicalConnector; SwapTernary |
| Test frameworks | — | Xcode test targets; Swift Package Manager tests |
| Incremental analysis | — | Yes |
Both are listed in Best Mutation Testing Tools. On Freedom251, Muter scores higher on our published basis.