Comparison

Rublon Authenticator vs privacyIDEA Authenticator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Two-factor authentication
  • Secure remote access
  • Offline login approval
  • Mobile device integration
Features
Read full description

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.

About

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.

Highlights
  • Two-factor authentication
  • OTP token support
  • Secure rollout process
  • Smartphone as authentication device
  • REST API integration
Features
Read full description

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

Rublon Authenticator2 screens
privacyIDEA Authenticator4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 9 level
Rublon Authenticator versus privacyIDEA Authenticator: the parameters behind the verdict, then further details
ParameterRublon AuthenticatorprivacyIDEA Authenticator
PriceFreeFree
Rating3.1 (8 ratings) — better3.0 (7 ratings)
Positive reviews50.0% of reviews — better42.9% of reviews
Number of ratings8 — better7
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size37 MB30 MB
Age rating4+4+
DeveloperRublon Sp. z o.o.NetKnights GmbH

Customer experience

Rublon Authenticator

All ratings8 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

privacyIDEA Authenticator

All ratings7 ratings
Positive42.9%
Neutral14.3%
Negative42.9%
Written reviews14 reviews
Positive42.9%
Neutral14.3%
Negative42.9%

In-app purchases

None

Rublon Authenticator

No in-app purchases

None

privacyIDEA Authenticator

No in-app purchases

Questions

Is Rublon Authenticator free?
Rublon Authenticator is free to download, with no in-app purchases.
Is privacyIDEA Authenticator free?
privacyIDEA Authenticator is free to download, with no in-app purchases.
Which has better reviews, Rublon Authenticator or privacyIDEA Authenticator?
Rublon Authenticator is rated higher. Rublon Authenticator averages 3.1 out of 5 from 8 ratings, while privacyIDEA Authenticator averages 3.0 from 7 ratings.
Do Rublon Authenticator or privacyIDEA Authenticator have ads?
Neither Rublon Authenticator nor privacyIDEA Authenticator shows ads.
Which is updated more often, Rublon Authenticator or privacyIDEA Authenticator?
Rublon Authenticator ships an update every 3 weeks, and privacyIDEA Authenticator every 2 months. Most recently, Rublon Authenticator was updated on September 25, 2026 and privacyIDEA Authenticator on September 26, 2026.

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