multiOTP vs OpenOTP Authentication Server
multiOTP
multiotp.comOpenOTP Authentication Server
openotp.comSide by side
| Figure | multiOTP | OpenOTP Authentication Server |
|---|---|---|
| Price from | — | €0.16/mo |
| Free plan | — | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | — |
| Self-hosted | Yes | Yes |
| Plans published | 3 | 3 |
| Spec score · Multi-Factor Authentication Software | 7.6 (#31) | 8.3 (#10) |
| Deployment | The product is offered as an on-premise standalone appliance with no cloud connection. | OpenOTP is offered for cloud or on-premise deployment. |
| Support | Pro includes mail support and firmware updates for the current major version; Enterprise renewal is needed for new firmware updates and mail support. | The Freeware plan includes documentation and forum support only; the Enterprise + SLA plan includes SLA support for bug reporting. |
Plans
multiOTP
- Hardware Device499 CHF, paid once
- EntreprisePrice not published
- ProPrice not published
OpenOTP Authentication Server
- FreewareFree
- Enterprise Edition€1.90 a year
- Enterprise Edition + SLA€2.28 a year
In their own words
OpenOTP Authentication Server
OpenOTP Authentication Server is an authentication and identity management solution for multi-factor access, offered for cloud or on-premise deployment. It supports mobile push, smart-card certificates, secure magic links, YubiKey, FIDO2 passkeys and software tokens, alongside factors such as SMS, email, hardware tokens and OATH. Federated access options include SAML, OIDC and OAuth. Directory and identity integrations include Active Directory, LDAP, Entra ID, Okta, Google, Ping Identity and One Identity. The server also provides EAP network access control, mobile electronic signatures and mobile badging. Windows and macOS login plugins are listed, as are PAM plugins for Linux and macOS. OpenOTP is a WebADM sub-package and cannot be installed standalone. Pricing is on request, with a 30-day trial: the cloud trial supports up to 250 OpenOTP users and 50 SpanKey hosts; the on-premise trial supports up to 10 users and includes two active-active HA servers. The Freeware plan costs nothing and includes documentation and forum support only. Enterprise Edition is listed at €1.90 a year, and Enterprise Edition + SLA at €2.28 a year; both prices are shown per user/month based on 250 users and billed annually.