# Nap Guard vs Wrist Temperature Tracker

The clearest difference is in-app purchases: Nap Guard at none against Wrist Temperature Tracker's 3. Nap Guard also leads on iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Wrist Temperature Tracker sells 3 in-app purchases, starting at $1.99 per month. Nap Guard asks for nothing beyond the download.

## The numbers

| Metric | Nap Guard | Wrist Temperature Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (128 ratings)](https://appshunter.io/ios/app/wrist-temperature-tracker/id6443753237/reviews)** |
| Number of ratings | — | **128** |
| Positive reviews | — | 28.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 5 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Talking Chicken Friend](https://appshunter.io/developer/1500965951) | [Bernhard Hering](https://appshunter.io/developer/327542085) |

## What reviewers say

### Nap Guard

[App page](https://appshunter.io/ios/app/nap-guard/id1672798875)

**Features:** Apple Watch app

**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 Nap Guard free?

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

### Is Wrist Temperature Tracker free?

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

### Do Nap Guard or Wrist Temperature Tracker have ads?

Neither Nap Guard nor Wrist Temperature Tracker shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*