# Allergy Diary 3 vs AllerAid+

The clearest difference is price: AllerAid+ at Free against Allergy Diary 3's $3.99. Allergy Diary 3's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

AllerAid+ is free to download; Allergy Diary 3 costs $3.99 up front. AllerAid+ sells 2 in-app purchases, starting at $4.99 per month. Allergy Diary 3 asks for nothing beyond the download.

## The numbers

| Metric | Allergy Diary 3 | AllerAid+ |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/alleraid-plus/id6478667857/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 12 MB | 43 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [cellHigh](https://appshunter.io/developer/380874052) | [Trutek Corp.](https://appshunter.io/developer/1078723655) |

## What reviewers say

### Allergy Diary 3

[App page](https://appshunter.io/ios/app/allergy-diary-3/id6463805258)

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

**In-app purchases:** none


### AllerAid+

[App page](https://appshunter.io/ios/app/alleraid-plus/id6478667857)

Monitor air quality, pollen levels, and pollution to understand your environment. Track daily symptoms and set medication reminders to manage your well-being. Receive personalized alerts and manage family profiles for comprehensive environmental awareness.

**Highlights:** Real-time air quality index monitoring, Daily and weekly pollen forecasts, Symptom diary and pattern analysis, Medication and routine reminders, Personalized environmental alerts, Family profiles for multiple users, Daily AllerAid Score for wellness trends

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AllerAid Monthly | $4.99 | per month |
| AllerAid Yearly | $39.99 | per year |


## Frequently asked questions

### Is Allergy Diary 3 free?

Allergy Diary 3 costs $3.99, with no in-app purchases.

### Is AllerAid+ free?

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

### Do Allergy Diary 3 or AllerAid+ have ads?

AllerAid+ shows ads; Allergy Diary 3 does not.

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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.*