# Allergy Plus by Pollen.com vs Biohack Harmonic

The clearest difference is price: Allergy Plus by Pollen.com at Free against Biohack Harmonic's $3.99. Allergy Plus by Pollen.com also leads on device support. Biohack Harmonic's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.0).

Allergy Plus by Pollen.com is free to download; Biohack Harmonic costs $3.99 up front. Allergy Plus by Pollen.com sells 3 in-app purchases, starting at $2.49 per month. Biohack Harmonic asks for nothing beyond the download.

## The numbers

| Metric | Allergy Plus by Pollen.com | Biohack Harmonic |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.8 (23K ratings)](https://appshunter.io/ios/app/allergy-plus-by-pollencom/id1556701665/reviews)** | — |
| Number of ratings | **23K** | — |
| Positive reviews | 48.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 65 MB | 17 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPod, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [IQVIA Inc.](https://appshunter.io/developer/376388241) | [Heartbeat Frequencies LLC](https://appshunter.io/developer/1636719046) |

## What reviewers say

### Allergy Plus by Pollen.com

[App page](https://appshunter.io/ios/app/allergy-plus-by-pollencom/id1556701665)

This app provides location-specific, real-time allergy information, including forecasts for pollen, air quality, and weather. Users can receive notifications for allergy level changes and view 5-day forecasts. It offers in-depth details on local allergens and syncs with a leading allergy forecasting website.

**Highlights:** Location-specific allergy forecasts, Real-time air quality and weather, Allergy level change notifications, 5-day forecast comparison, In-depth allergen information, Syncs with Pollen.com

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.49 | per month |
| Seasonal Subscription | $6.99 | per 3 months |
| Annual Subscription | $24.99 | per year |

**What reviewers like**

- 🚀 Helpful for planning outdoor activities
- 👍 Accurate pollen forecasts
- 🗓️ Useful for tracking allergy symptoms
- 💡 Provides detailed allergy information
- 🗺️ Includes air quality data

**What reviewers complain about**

- 🐛 Inaccurate pollen data for some locations
- 🔍 Lacks customization options for specific allergies
- 💰 Expensive subscription model
- 📢 Intrusive ads in free version
- 🕰️ Slow performance on some devices

**Reported bugs**

- Watch app not working for some users
- Pollen data not updating correctly
- Allergy diary feature not functioning properly

**Requested features**

- Add mold and dust allergy tracking
- Improve Apple Watch app functionality
- Provide more detailed allergy history tracking
- Allow users to log their symptoms and triggers


### Biohack Harmonic

[App page](https://appshunter.io/ios/app/biohack-harmonic/id6760415383)

**In-app purchases:** none


## Frequently asked questions

### Is Allergy Plus by Pollen.com free?

Allergy Plus by Pollen.com is free to download, with in-app purchases available.

### Is Biohack Harmonic free?

Biohack Harmonic costs $3.99, with no in-app purchases.

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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.*