# aha! Pollen vs Histamine intolérance

The clearest difference is rating: aha! Pollen at 4.0 against Histamine intolérance's 3.0. Histamine intolérance's advantage is update cadence (every 2 days vs every 3 months) and monetization model (free vs ad-supported). 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.

aha! Pollen holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

aha! Pollen ships an update every 3 months, Histamine intolérance every 2 days. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | aha! Pollen | Histamine intolérance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/aha-pollen/id444081365/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/histamine-intolerance/id1640339997/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Ad-supported | **Free** |
| Size | 158 MB | 14 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Stiftung aha! Allergiezentrum Schweiz](https://appshunter.io/developer/444081368) | [Jeremy Roustang](https://appshunter.io/developer/595131737) |

## What reviewers say

### aha! Pollen

[App page](https://appshunter.io/ios/app/aha-pollen/id444081365)

Get real-time pollen counts and forecasts for Switzerland. Receive personalized alerts for specific pollen types and regions, along with allergy management tips and offers from aha! Allergy Centre Switzerland.

**Highlights:** Real-time pollen counts, Pollen forecasts, Personalized push notifications, Allergy management tips, Offers from aha! Allergy Centre

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

**In-app purchases:** none


### Histamine intolérance

[App page](https://appshunter.io/ios/app/histamine-intolerance/id1640339997)

This app helps you identify ingredients that may cause histamine intolerance. It provides a searchable database of over 1000 ingredients with varying intolerance levels.

**Highlights:** Searchable ingredient database, Over 1000 ingredients listed, Intolerance level indicators, Quick ingredient lookup

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

**In-app purchases:** none


## Frequently asked questions

### Is aha! Pollen free?

aha! Pollen is free to download, with no in-app purchases.

### Is Histamine intolérance free?

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

### Which has better reviews, aha! Pollen or Histamine intolérance?

aha! Pollen is rated higher. aha! Pollen averages 4.0 out of 5 from 1 ratings, while Histamine intolérance averages 3.0 from 4 ratings.

### Do aha! Pollen or Histamine intolérance have ads?

Neither aha! Pollen nor Histamine intolérance shows ads.

### Which is updated more often, aha! Pollen or Histamine intolérance?

aha! Pollen ships an update every 3 months, and Histamine intolérance every 2 days. Most recently, aha! Pollen was updated on October 4, 2026 and Histamine intolérance on October 11, 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.*