# Business24 Authenticator vs AIB Authenticator

The clearest difference is update cadence: AIB Authenticator at every 3 months against Business24 Authenticator's every 8 months. Business24 Authenticator's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Business24 Authenticator ships an update every 8 months, AIB Authenticator every 3 months. The most recent releases landed on September 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Business24 Authenticator | AIB Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/aib-authenticator/id1574723973/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 124 MB | 40 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [permanent tsb](https://appshunter.io/developer/588969204) | [Allied Irish Banks, p.l.c.](https://appshunter.io/developer/468042884) |

## What reviewers say

### Business24 Authenticator

[App page](https://appshunter.io/ios/app/business24-authenticator/id1510361475)

**Features:** Apple Wallet

**In-app purchases:** none


### AIB Authenticator

[App page](https://appshunter.io/ios/app/aib-authenticator/id1574723973)

Enhance your account security with two-factor authentication. This app provides an extra layer of protection for logging in and authorizing important transactions. Easily manage your digital profile and authenticate online purchases for added peace of mind.

**Highlights:** Two-factor authentication (2FA), Approve or deny push notifications, Manage Digital Profile, Set up or reset digital password, Authenticate online purchases

**In-app purchases:** none


## Frequently asked questions

### Is Business24 Authenticator free?

Business24 Authenticator is free to download, with no in-app purchases.

### Is AIB Authenticator free?

AIB Authenticator is free to download, with no in-app purchases.

### Do Business24 Authenticator or AIB Authenticator have ads?

Neither Business24 Authenticator nor AIB Authenticator shows ads.

### Which is updated more often, Business24 Authenticator or AIB Authenticator?

Business24 Authenticator ships an update every 8 months, and AIB Authenticator every 3 months. Most recently, Business24 Authenticator was updated on September 27, 2026 and AIB Authenticator on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*