# Wrist Temperature Tracker vs Thermometer

The clearest difference is rating: Thermometer at 4.6 against Wrist Temperature Tracker's 3.4. Thermometer also leads on ratings volume (407 vs 127) and iOS requirement (15.0 vs 18.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Wrist Temperature Tracker sells 3 in-app purchases, starting at $1.99 per month and Thermometer sells 6 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Thermometer holds the better App Store score, 4.6 against 3.4. Both are backed by a comparable volume of ratings — 127 and 407 respectively. Written reviews point the same way: 28% of Wrist Temperature Tracker's written reviews are positive against 32% of Thermometer's.

Wrist Temperature Tracker ships an update every 11 days, Thermometer every 2 weeks. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Wrist Temperature Tracker | Thermometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (127 ratings)](https://appshunter.io/ios/app/wrist-temperature-tracker/id6443753237/reviews) | **[4.6 (407 ratings)](https://appshunter.io/ios/app/thermometer-body-temperature/id6683301324/reviews)** |
| Number of ratings | 127 | **407** |
| Positive reviews | 27.9% of reviews | **32.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 59 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [Bernhard Hering](https://appshunter.io/developer/327542085) | [199 Developments Private Limited](https://appshunter.io/developer/1531051207) |

## What reviewers say

### Wrist Temperature Tracker

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

Automatically analyzes your cycle, ovulation, and temperature patterns using Apple Watch data. Visualize your cycle phases with intelligent charting and trend insights. Advanced features like cycle overlays and widgets require an in-app purchase.

**Highlights:** Automatic cycle detection, Ovulation and temperature pattern analysis, Cycle comparison and overlays, Trend insights and phase visualization, Daily temperature heat-map, Yearly trend overview

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro 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 |


### Thermometer

[App page](https://appshunter.io/ios/app/thermometer-body-temperature/id6683301324)

Estimate body temperature using your smartphone without a physical thermometer. Track heart rate, blood pressure, and sync with Apple Watch for real-time fever alerts. Log custom health data and generate shareable PDF reports.

**Highlights:** Temperature estimation without a thermometer, Apple Watch Series 8 sync for readings, High fever alerts, Blood pressure tracking and trend analysis, Custom health logs with notes, Apple Health sync, Shareable PDF reports

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week- Body Temperature Checker | $5.99 | per 7 days |
| Year Promo- Body Thermometer | $19.99 | per year |
| Year- Body Temperature Checker | $29.99 | per year |
| Yearly- Body Fever Checker | $29.99 | per year |
| Yearly - Thermometer + Blood Oxygen | $29.99 | per year |
| Lifetime- Body Fever Checker | $49.99 | one-time |

**What reviewers like**

- 🚀 Accurate temperature readings
- 👍 Helpful for tracking health issues
- 👍 Useful when no thermometer is available
- 👍 Reliable app with good support

**What reviewers complain about**

- 🐛 Inaccurate temperature readings
- 💰 Expensive subscription
- 🤖 Outdated user interface
- 🤔 Unclear free vs. premium features

**Reported bugs**

- Subscription issues and unexpected charges
- App not functioning as advertised

**Requested features**

- Option to default to Fahrenheit
- Ability to share breathing exercises
- Improved compatibility with newer devices


## Frequently asked questions

### Is Wrist Temperature Tracker free?

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

### Is Thermometer free?

Thermometer is free to download, with in-app purchases available.

### Which has better reviews, Wrist Temperature Tracker or Thermometer?

Thermometer is rated higher. Wrist Temperature Tracker averages 3.4 out of 5 from 127 ratings, while Thermometer averages 4.6 from 407 ratings.

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

Neither Wrist Temperature Tracker nor Thermometer shows ads.

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

Wrist Temperature Tracker ships an update every 11 days, and Thermometer every 2 weeks. Most recently, Wrist Temperature Tracker was updated on September 19, 2026 and Thermometer on September 23, 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.*