Rublon Authenticator vs privacyIDEA Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rublon Authenticator
This app provides two-factor authentication for secure remote access. It allows users to approve logins directly from their mobile device, even without an internet connection.
- Two-factor authentication
- Secure remote access
- Offline login approval
- Mobile device integration
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Rublon Authenticator works with the Rublon two-factor authentication service, which secures remote access to applications and networks. The app enables you to approve logins with your mobile device even if it's offline.
privacyIDEA Authenticator
This app transforms your smartphone into a secure authentication device for two-factor authentication. It seamlessly integrates with a backend system, offering a more secure rollout process than traditional tokens.
- Two-factor authentication
- OTP token support
- Secure rollout process
- Smartphone as authentication device
- REST API integration
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privacyIDEA is a modular solution for two factor authentication especially with OTP tokens. It is multi-tenency- and multi-instance-capable. Due to the modular structure privacyIDEA can be quickly and easily adapted and enhanced. E.g. adding new token types is as simple as writing a new lean python module. You do not need to modify your network for privacyIDEA, it does not write to existing databases or user stores. It only needs read access to your user stores like LDAP, Active Directory, SQL, SCIM-service or flat files. Existing workflows can be enhanced without the need to modify them. Using its simple REST like API it can be automated and smoothly be integrated. The Smartphone App "privacyIDEA Authenticator" turns your smartphone into an authentication device, which smoothlessly runs with the privacyIDEA backend. In contrast to classical smartphone based tokens the privacyIDEA Authenticator also allows for a more secure rollout process.
Screenshots
Verdict
The clearest difference is update cadence: Rublon Authenticator at every 3 weeks against privacyIDEA Authenticator's every 2 months. On price, rating, review sentiment and ratings volume there is nothing between them.
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.
On the App Store both sit at effectively the same score — 3.1 for Rublon Authenticator against 3.0 for privacyIDEA Authenticator. Both are backed by a comparable volume of ratings — 8 and 7 respectively. Written reviews are what separate them: 50% of Rublon Authenticator's written reviews are positive against 43% of privacyIDEA Authenticator's.
Rublon Authenticator ships an update every 3 weeks, privacyIDEA Authenticator every 2 months. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.
| Parameter | Rublon Authenticator | privacyIDEA Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (8 ratings) — better | 3.0 (7 ratings) |
| Positive reviews | 50.0% of reviews — better | 42.9% of reviews |
| Number of ratings | 8 — better | 7 |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 37 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Rublon Sp. z o.o. | NetKnights GmbH |
Customer experience
Rublon Authenticator
privacyIDEA Authenticator
In-app purchases
Rublon Authenticator
No in-app purchases
privacyIDEA Authenticator
No in-app purchases
Questions
Is Rublon Authenticator free?
Is privacyIDEA Authenticator free?
Which has better reviews, Rublon Authenticator or privacyIDEA Authenticator?
Do Rublon Authenticator or privacyIDEA Authenticator have ads?
Which is updated more often, Rublon Authenticator or privacyIDEA Authenticator?
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