# Caffinity vs Allerio

The clearest difference is update cadence: Allerio at weekly against Caffinity's every 2 months. Caffinity's advantage is iOS requirement (16.0 vs 18.0). 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.

Caffinity ships an update every 2 months, Allerio weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Caffinity | Allerio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 60 MB | 16 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Muhammad Atif](https://appshunter.io/developer/1893629394) | [Artur Iliasov](https://appshunter.io/developer/6776748651) |

## What reviewers say

### Caffinity

[App page](https://appshunter.io/ios/app/caffinity-caffeine-tracker/id6770263224)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Allerio

[App page](https://appshunter.io/ios/app/allerio-allergy-cards/id6782981854)

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

**In-app purchases:** none


## Frequently asked questions

### Is Caffinity free?

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

### Is Allerio free?

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

### Do Caffinity or Allerio have ads?

Neither Caffinity nor Allerio shows ads.

### Which is updated more often, Caffinity or Allerio?

Caffinity ships an update every 2 months, and Allerio weekly. Most recently, Caffinity was updated on November 5, 2026 and Allerio on October 31, 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.*