# This & That vs Watch Over

The clearest difference is price: This & That at Free against Watch Over's $3.99. Watch Over's advantage is in-app purchases (none vs 3) and iOS requirement (17.6 vs 26.0). On update cadence, ads and device support there is nothing between them.

This & That is free to download; Watch Over costs $3.99 up front. This & That sells 3 in-app purchases, starting at $1.99 per month. Watch Over asks for nothing beyond the download.

This & That ships an update every 6 weeks, Watch Over every 2 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | This & That | Watch Over |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[3.6 (9 ratings)](https://appshunter.io/ios/app/this-and-that/id1660363624/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 17 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Matthew Bruce Greenfield](https://appshunter.io/developer/444610547) | [Mustafa Samed Kasal](https://appshunter.io/developer/1541527608) |

## What reviewers say

### This & That

[App page](https://appshunter.io/ios/app/this-and-that/id1660363624)

This app analyzes your health data to uncover correlations and provide insights into exercise, diet, vital signs, and more. It presents complex statistical information in an easy-to-understand format.

**Highlights:** Correlates diverse health data types, Analyzes exercise, diet, vitals, and more, Calculates correlation coefficients and p-values, Performs cross and lagged correlations, Explains statistical data in simple terms

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Yearly subscription | $17.99 | per year |
| Lifetime purchase | $69.99 | one-time |


### Watch Over

[App page](https://appshunter.io/ios/app/watch-over/id6755927643)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is This & That free?

This & That is free to download, with in-app purchases available.

### Is Watch Over free?

Watch Over costs $3.99, with no in-app purchases.

### Do This & That or Watch Over have ads?

Neither This & That nor Watch Over shows ads.

### Which is updated more often, This & That or Watch Over?

This & That ships an update every 6 weeks, and Watch Over every 2 months. Most recently, This & That was updated on October 28, 2026 and Watch Over on October 24, 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.*