# KS PTA vs AllergyVax

The clearest difference is ads: KS PTA at none against AllergyVax's shown. KS PTA also leads on iOS requirement (8.0 vs 15.0). AllergyVax's advantage is update cadence (every 4 months vs every 12 months). On price, 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.

KS PTA ships an update every 12 months, AllergyVax every 4 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | KS PTA | AllergyVax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 4 months** |
| Size | 10 MB | 84 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [AltaSoft](https://appshunter.io/developer/668528026) | [BFC Clinica de Saude Ltda](https://appshunter.io/developer/1685148607) |

## What reviewers say

### KS PTA

[App page](https://appshunter.io/ios/app/ks-pta/id1318648129)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AllergyVax

[App page](https://appshunter.io/ios/app/allergyvax/id6448621071)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KS PTA free?

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

### Is AllergyVax free?

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

### Do KS PTA or AllergyVax have ads?

AllergyVax shows ads; KS PTA does not.

### Which is updated more often, KS PTA or AllergyVax?

KS PTA ships an update every 12 months, and AllergyVax every 4 months. Most recently, KS PTA was updated on November 6, 2026 and AllergyVax 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.*