# XFA vs Allergee

The clearest difference is update cadence: XFA at every 9 days against Allergee's every 6 weeks. 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.

XFA ships an update every 9 days, Allergee every 6 weeks. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | XFA | Allergee |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 29 MB | 23 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XFA](https://appshunter.io/developer/1534488112) | [Soluute](https://appshunter.io/developer/1825941382) |

## What reviewers say

### XFA

[App page](https://appshunter.io/ios/app/xfa/id1630086940)

**Features:** Vision Pro support

**In-app purchases:** none


### Allergee

[App page](https://appshunter.io/ios/app/allergee/id6748481179)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is XFA free?

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

### Is Allergee free?

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

### Do XFA or Allergee have ads?

Neither XFA nor Allergee shows ads.

### Which is updated more often, XFA or Allergee?

XFA ships an update every 9 days, and Allergee every 6 weeks. Most recently, XFA was updated on September 17, 2026 and Allergee on September 8, 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.*