# aha! Pollen vs MS Thermo

The clearest difference is iOS requirement: MS Thermo at 15.6 against aha! Pollen's 17.0. On price, update cadence, ads and in-app purchases 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 ships an update every 3 months, MS Thermo every 5 months. The most recent releases landed on September 23, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | aha! Pollen | MS Thermo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/aha-pollen/id444081365/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 158 MB | 3 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Stiftung aha! Allergiezentrum Schweiz](https://appshunter.io/developer/444081368) | [Micro Solution s.r.l.](https://appshunter.io/developer/998867599) |

## 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


### MS Thermo

[App page](https://appshunter.io/ios/app/ms-thermo/id998867600)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is aha! Pollen free?

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

### Is MS Thermo free?

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

### Do aha! Pollen or MS Thermo have ads?

Neither aha! Pollen nor MS Thermo shows ads.

### Which is updated more often, aha! Pollen or MS Thermo?

aha! Pollen ships an update every 3 months, and MS Thermo every 5 months. Most recently, aha! Pollen was updated on September 23, 2026 and MS Thermo on May 17, 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.*