DecisionRules vs Drools
| DecisionRules | Drools | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | Yes | No |
| Paid from | €291/mo | — |
| Open source | No | No |
| Platforms | api, self-hosted, Web | — |
| Free plan | Yes | — |
| Decision tables | Yes | Yes |
| Visual rule authoring | Yes | Yes |
| Rule testing tools | Yes | Yes |
| Natural-language rules | Yes | Yes |
| Execution access | both | both |
| DMN support | — | Yes |
Both are listed in Best Business Rules Management Software. On Samsung Mobile US Press, DecisionRules scores higher on our published basis.