# ProvaBus vs HIN Authenticator

The clearest difference is update cadence: ProvaBus at every 2 months against HIN Authenticator's every 18 months. HIN Authenticator's advantage is iOS requirement (13.0 vs 16.0). 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.

ProvaBus ships an update every 2 months, HIN Authenticator every 18 months. The most recent releases landed on September 16, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ProvaBus | HIN Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 18 months |
| Size | 42 MB | 16 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPad | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Provatis SA](https://appshunter.io/developer/893118616) | [Health Info Net AG](https://appshunter.io/developer/1091175891) |

## What reviewers say

### ProvaBus

[App page](https://appshunter.io/ios/app/provabus/id1250038934)

**Features:** macOS Compatibility

**In-app purchases:** none


### HIN Authenticator

[App page](https://appshunter.io/ios/app/hin-authenticator/id1535944002)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProvaBus free?

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

### Is HIN Authenticator free?

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

### Do ProvaBus or HIN Authenticator have ads?

Neither ProvaBus nor HIN Authenticator shows ads.

### Which is updated more often, ProvaBus or HIN Authenticator?

ProvaBus ships an update every 2 months, and HIN Authenticator every 18 months. Most recently, ProvaBus was updated on September 16, 2026 and HIN Authenticator on September 15, 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.*