Authenticator by Matt Rubin
6.5#79 in authenticator appsFree planFree planiOSmacOS
VisitAuthenticator by Matt Rubin vs Duo Mobile
Duo Mobile
8.5#2 in authenticator appsFrom $3 a monthFree planAndroidiOS
VisitWhat both publish
| Fact | Authenticator by Matt Rubin | Duo Mobile |
|---|---|---|
| Code type | totp and hotp | totp |
| Free plan | Yes | Yes |
| Integrations | The maker documents QR code, otpauth:// URL, and manual credential entry; it does not list named service integrations on the product page. | Duo works with legacy infrastructure, major platforms, custom apps, VPNs, SaaS tools, and offline devices. |
| Supported platforms | ios,macos | iOS,Android |
Authenticator by Matt Rubin plans
- FreeFree
Duo Mobile plans
- Duo Essentials$3 a month
- Duo Advantage$6 a month
- Duo Premier$9 a month
- Duo Free—
Pick Authenticator by Matt Rubin if…
You want what its maker publishes above — check its page for the details.
Pick Duo Mobile if…
It suits individuals who need app-based login approvals or passcodes, as well as organizations integrating authentication with business systems. End users needing setup or troubleshooting help should contact their Duo administrator.