# Cough App vs HydrosenseAI

The clearest difference is update cadence: HydrosenseAI at fortnightly against Cough App's monthly. HydrosenseAI also leads on iOS requirement (14.0 vs 16.6). 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.

Cough App ships an update monthly, HydrosenseAI fortnightly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cough App | HydrosenseAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 21 MB | 59 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hyfe Inc.](https://appshunter.io/developer/1637049900) | [Innovosens](https://appshunter.io/developer/1550075388) |

## What reviewers say

### Cough App

[App page](https://appshunter.io/ios/app/cough-app/id6736898708)

**In-app purchases:** none


### HydrosenseAI

[App page](https://appshunter.io/ios/app/hydrosenseai/id6759246981)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cough App free?

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

### Is HydrosenseAI free?

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

### Do Cough App or HydrosenseAI have ads?

Neither Cough App nor HydrosenseAI shows ads.

### Which is updated more often, Cough App or HydrosenseAI?

Cough App ships an update monthly, and HydrosenseAI fortnightly. Most recently, Cough App was updated on October 30, 2026 and HydrosenseAI 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.*