Seamless Auth vs Secret Double Octopus
| Seamless Auth | Secret Double Octopus | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | No |
| Paid from | $49/mo | — |
| Open source | No | No |
| Platforms | Android, api, iOS, self-hosted, Web | Android, api, iOS, Linux, macOS, self-hosted, Web, Windows |
| Free plan | No | — |
| Passwordless methods | passkeys, magic links, email OTP, phone OTP, OAuth | — |
| Magic links | Yes | — |
Both are listed in Best Passwordless Authentication Software. On Samsung Mobile US Press, Secret Double Octopus scores higher on our published basis.