# AudioVitality vs KAF App

The clearest difference is in-app purchases: KAF App at none against AudioVitality's 3. AudioVitality's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. AudioVitality sells 2 in-app purchases, starting at $38.90 per 3 months. KAF App asks for nothing beyond the download.

AudioVitality ships an update every 3 weeks, KAF App monthly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | AudioVitality | KAF App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 149 MB | 40 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [AudioVitality SA](https://appshunter.io/developer/1656906747) | [Genevieve Ama Kyeremaa Finjap](https://appshunter.io/developer/1774727517) |

## What reviewers say

### AudioVitality

[App page](https://appshunter.io/ios/app/audiovitality/id6444791381)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Month Subscription | $38.90 | per 3 months |
| Appointment with our expert | $49.00 | one-time |


### KAF App

[App page](https://appshunter.io/ios/app/kaf-app/id6503299015)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AudioVitality free?

AudioVitality is free to download, with in-app purchases available.

### Is KAF App free?

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

### Do AudioVitality or KAF App have ads?

Neither AudioVitality nor KAF App shows ads.

### Which is updated more often, AudioVitality or KAF App?

AudioVitality ships an update every 3 weeks, and KAF App monthly. Most recently, AudioVitality was updated on October 10, 2026 and KAF App on October 12, 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.*