# QS vs Business24 Authenticator

The clearest difference is update cadence: QS at every 2 months against Business24 Authenticator's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

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

QS ships an update every 2 months, Business24 Authenticator every 8 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | QS | Business24 Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Size | 18 MB | 124 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quali-Sign LTD](https://appshunter.io/developer/1434401972) | [permanent tsb](https://appshunter.io/developer/588969204) |

## What reviewers say

### QS

[App page](https://appshunter.io/ios/app/qs-diw/id1434401973)

**Features:** Vision Pro support

**In-app purchases:** none


### Business24 Authenticator

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

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is QS free?

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

### Is Business24 Authenticator free?

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

### Do QS or Business24 Authenticator have ads?

Neither QS nor Business24 Authenticator shows ads.

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

QS ships an update every 2 months, and Business24 Authenticator every 8 months. Most recently, QS was updated on November 6, 2026 and Business24 Authenticator on November 7, 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.*