# DrinkWaterWatch vs Wrist Temperature Tracker

The clearest difference is price: Wrist Temperature Tracker at Free against DrinkWaterWatch's $2.99. DrinkWaterWatch's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 18.0). On update cadence, ads and device support there is nothing between them.

Wrist Temperature Tracker is free to download; DrinkWaterWatch costs $2.99 up front. Wrist Temperature Tracker sells 3 in-app purchases, starting at $1.99 per month. DrinkWaterWatch asks for nothing beyond the download.

DrinkWaterWatch ships an update every 3 weeks, Wrist Temperature Tracker every 11 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | DrinkWaterWatch | Wrist Temperature Tracker |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[3.4 (127 ratings)](https://appshunter.io/ios/app/wrist-temperature-tracker/id6443753237/reviews)** |
| Number of ratings | — | **127** |
| Positive reviews | — | 28.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 5 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Omar Aldair Romero Perez](https://appshunter.io/developer/1579416788) | [Bernhard Hering](https://appshunter.io/developer/327542085) |

## What reviewers say

### DrinkWaterWatch

[App page](https://appshunter.io/ios/app/drinkwaterwatch/id1581281802)

**In-app purchases:** none


### Wrist Temperature Tracker

[App page](https://appshunter.io/ios/app/wrist-temperature-tracker/id6443753237)

Visualize your Apple Watch's overnight wrist temperature readings as historical data and convenient widgets. Understand your temperature trends over time, with options for monthly, yearly, and comparative views. Requires a compatible Apple Watch and proper sleep tracking setup.

**Highlights:** Nightly reading history (7, 30, 90 days, 1 year), Monthly calendar with relative color coding, Cycle comparison with period start data, Widgets and complications for quick access, Customizable reading notifications, Health data diagnostics

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $11.99 | per year |
| Unlock Wrist Temperature | $79.99 | one-time |


## Frequently asked questions

### Is DrinkWaterWatch free?

DrinkWaterWatch costs $2.99, with no in-app purchases.

### Is Wrist Temperature Tracker free?

Wrist Temperature Tracker is free to download, with in-app purchases available.

### Do DrinkWaterWatch or Wrist Temperature Tracker have ads?

Neither DrinkWaterWatch nor Wrist Temperature Tracker shows ads.

### Which is updated more often, DrinkWaterWatch or Wrist Temperature Tracker?

DrinkWaterWatch ships an update every 3 weeks, and Wrist Temperature Tracker every 11 days. Most recently, DrinkWaterWatch was updated on October 25, 2026 and Wrist Temperature Tracker on October 30, 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.*