Best Solo 2 Alternatives in 2026
Updated
14 platforms from security keys ranked against Solo 2 on the same published basis.
- 1Solo 2 vs Yubico Authenticator
- 2Solo 2 vs SafeNet MobilePASS+
- 3Solo 2 vs CipherTrust Secrets Management
- 4Solo 2 vs FEITIAN ePass FIDO-NFC Security Key
- 5Solo 2 vs Token2 T2F2-NFC-Slim
- 6Solo 2 vs Nitrokey 3
- 7Solo 2 vs Token2 PIN+ Release3.3
- 8Solo 2 vs HID Approve
- 10Solo 2 vs YubiKey 5 Series
- 11Solo 2 vs FEITIAN Mobile Authenticator
- 12Solo 2 vs Deepnet SafeKey
- 13Solo 2 vs Swissbit iShield Key 2
- 14Solo 2 vs TrustKey T110
- 15Solo 2 vs Titan Security Key
Solo 2 alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Yubico Authenticator | 7.3 | Free plan | Free | Android, iOS, Linux, Mac, Windows |
| 2 | SafeNet MobilePASS+ | 6.7 | No | — | Android, iOS, Mac, Windows |
| 3 | CipherTrust Secrets Management | 6.6 | No | — | self-hosted, Web |
| 4 | FEITIAN ePass FIDO-NFC Security Key | 6.6 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 5 | Token2 T2F2-NFC-Slim | 6.6 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 6 | Nitrokey 3 | 6.5 | No | — | Android, iOS, Linux, Mac, Windows |
| 7 | Token2 PIN+ Release3.3 | 6.5 | No | — | Android, iOS, Linux, Mac, Windows |
| 8 | HID Approve | 6.4 | No | — | Android, API, iOS, Mac, Windows |
| 10 | YubiKey 5 Series | 6.4 | No | — | Android, iOS, Linux, Mac, Web, Windows |
| 11 | FEITIAN Mobile Authenticator | 6.3 | No | — | Android, iOS, Windows |
| 12 | Deepnet SafeKey | 6.2 | No | — | Web, Windows, Mac, iOS, Android |
| 13 | Swissbit iShield Key 2 | 6.2 | No | — | Windows, Mac, Linux, iOS, Android |
| 14 | TrustKey T110 | 6.0 | No | — | Windows, Web |
| 15 | Titan Security Key | 5.7 | No | — | Android, iOS, Mac, Web, Windows |
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Questions about Solo 2 alternatives
What is the best alternative to Solo 2?
Yubico Authenticator, number 1 in security keys with a score of 7.3 out of 10. The others here: SafeNet MobilePASS+, CipherTrust Secrets Management, FEITIAN ePass FIDO-NFC Security Key and 10 more.
What is the best free alternative to Solo 2?
Yubico Authenticator is the best-ranked alternative with a free plan. 1 of the 14 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.