| Price from | €999/mo | $19.92/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | — | Yes |
| Plans published | 2 | 7 |
| Spec score · AI Governance Software | 8.2 (#5) | 8.0 (#12) |
| Spec score · AI governance tools | 7.9 (#16) | 8.1 (#9) |
| Integrations | AI Sigil exposes an authenticated REST API for pulling or pushing records; native integrations and webhooks are added based on customer demand. | The Business plan includes API access and SSO using SAML/OIDC; Enterprise includes custom integrations and development. |
| Purpose | AI Sigil maps AI systems to regulatory obligations, tracks controls, and collects compliance evidence. | Govern365 helps organizations register AI systems, assess risks, manage compliance, and generate audit evidence across AI governance frameworks. |
| Security | The homepage lists row-level isolation, encryption, and single sign-on availability. | The privacy policy says data is encrypted in transit with TLS 1.3 and at rest with AES-256, and describes MFA, SSO, granular RBAC, security audits, penetration testing, backups, and incident response. |
| Support | Core includes email support, while Enterprise includes a named contact, according to the pricing comparison. | Support varies by plan: Starter includes chat, Professional adds priority email and chat, Business adds phone or video calls, and Enterprise includes a dedicated customer success manager. |