Best Authenticator Apps in 2026
Updated
In short: Proton Authenticator is ranked #1 of 113 as of 4 October 2026, ahead of Yubico Authenticator and Ente Auth. The best-ranked option with a free plan is Yubico Authenticator. The lowest first paid tier on this page is SAASPASS Authenticator at $0.08/mo.
Authenticator apps add a verification step when you sign in, using different approaches to confirm access. Compared on code type, encrypted backup, free plan, multi-device sync, paid from, push approvals, supported platforms and team administration, the options let you weigh personal use alongside managing access for a group. Proton Authenticator, Yubico Authenticator and Ente Auth are among the names to consider. Check which code types and platforms fit the accounts you use, then look at backup and sync if you need to move between devices or restore access. Push approvals, team administration and the listed plan and price details offer further points for comparing how each app may fit.
113 authenticator apps ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
20 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | Proton AuthenticatorWindows · Mac · Linux · Android · iPhone | Three bars | — | 5 of 6 | Free | 8.2 | |
| 2 | Yubico AuthenticatorWindows · Mac · Linux · Android · iPhone | Three bars | — | 5 of 6 | Free | 8.2 | |
| 3 | Ente AuthWeb · Windows · Mac · Linux · Android · iPhone | Three bars | — | 6 of 6 | Free | 8.2 | |
| 4 | BitwardenWeb · Windows · Mac · Linux · Android · iPhone · Self-hosted · Extension | Three bars | — | 6 of 6 | $0.14/mo | 8.2 | |
| 5 | Zoho OneAuthWindows · Mac · Android · iPhone | Three bars | — | 4 of 6 | Free | 8.1 | |
| 6 | Duo MobileAndroid · iPhone | Two bars | — | 2 of 6 | $3/mo | 8.0 | |
| 7 | SAASPASS AuthenticatorWeb · Windows · Mac · Linux · Android · iPhone · Extension | Three bars | — | 6 of 6 | $0.08/mo | 8.0 | |
| 8 | AuthyAndroid · iPhone | Two bars | — | 2 of 6 | Free | 7.8 | |
| 9 | Salesforce AuthenticatorAndroid · iPhone | Two bars | — | 2 of 6 | Free | 7.7 | |
| 10 | LoginTCWeb · Windows · Android · iPhone · Self-hosted · API · Extension | Three bars | — | 4 of 6 | $0.25/mo | 7.7 | |
| 11 | LastPassWeb · Windows · Mac · Linux · Android · iPhone · Extension | Three bars | — | 6 of 6 | Free | 7.7 | |
| 12 | 2FAS AuthAndroid · iPhone · Extension | Two bars | — | 2 of 6 | Free | 7.6 | |
| 13 | Rublon AuthenticatorAndroid · iPhone | Two bars | — | 2 of 6 | $2/mo | 7.5 | |
| 14 | OpenOTP Authentication ServerWeb · Windows · Mac · Linux · Android · iPhone · Self-hosted · API | Three bars | — | 6 of 6 | Free | 7.5 | |
| 15 | Ghost AuthAndroid · iPhone | Two bars | — | 2 of 6 | Free | 7.2 | |
| 16 | TOTP AuthenticatorAndroid · iPhone · Extension | Two bars | — | 2 of 6 | Free | 7.2 | |
| 17 | Auth0 GuardianAndroid · iPhone | Two bars | — | 2 of 6 | $35/mo | 7.1 | |
| 18 | SafeNet MobilePASS+Windows · Mac · Android · iPhone | Two bars | — | — | 4 of 6 | — | 7.0 |
| 19 | HYPR AuthenticateWeb · Windows · Mac · Linux · Android · iPhone · API | Two bars | — | — | 6 of 6 | $3/mo | 7.0 |
| 20 | Protectimus SMARTAndroid · iPhone | Two bars | — | 2 of 6 | Free | 7.0 | |
| 21 | Google AuthenticatorAndroid · iPhone | No signal | — | — | 2 of 6 | — | 6.9 |
| 22 | Microsoft AuthenticatorAndroid · iPhone | No signal | — | — | 2 of 6 | — | 6.8 |
| 23 | 4OTPWindows · Mac · Android · iPhone | Three bars | — | 4 of 6 | $3/mo | 6.8 | |
| 24 | Entrust Identity AppWindows · Mac · Android · iPhone | One bar | — | — | 4 of 6 | — | 6.7 |
| 25 | HENNGE LockAndroid · iPhone | Two bars | — | 2 of 6 | Free | 6.7 |
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which authenticator app is ranked first on Freedom251?
Proton Authenticator is ranked #1 of 113 with a score of 8.2. Yubico Authenticator is second and Ente Auth third.
How many of these have a free plan?
20 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, SAASPASS Authenticator has the lowest first paid tier we found: $0.08/mo.
How is this list ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation. Paid placements never change a rank.