Notakey Authenticator vs 2Element
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Notakey Authenticator
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Typical uses cases include: - VPN & workstation login protection; - mobile and web transaction approval for finance companies; - legal document signing; - passwordless web login. Compared to other solutions Notakey Authenticator is: - Lighting fast - uses push notifications and there is no need for manual code retyping; - Extremely secure - instead of shared secrets uses Public Key cryptography, where private key is generated and protected by phone's hardware; - Private & legally binding - user identification information is distributed on the phones. Previously only this has been available on eID card. Check out https://demobank.notakey.com/registration for possible use cases.
2Element
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This mobile application serves as a universal authenticator for multifactor authentication (MFA) of users. To work it requires a registration on the 2Element server of the organization, where the user's account is to be authenticated. It supports modern methods of authentication, including push notifications secured by biometrics. It also supports OTP codes.
Screenshots
Verdict
Notakey Authenticator and 2Element are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Notakey Authenticator ships an update every 6 weeks, 2Element monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Notakey Authenticator | 2Element |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 89 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Notakey Latvia | Sonpo, a.s. |
In-app purchases
Notakey Authenticator
No in-app purchases
2Element
No in-app purchases
Questions
Is Notakey Authenticator free?
Is 2Element free?
Do Notakey Authenticator or 2Element have ads?
Which is updated more often, Notakey Authenticator or 2Element?
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