# Thermometer vs Digital Temperature Converter

The clearest difference is review sentiment: Digital Temperature Converter at 70% against Thermometer's 30%. Digital Temperature Converter also leads on rating (4.6 vs 4.4). Thermometer's advantage is ratings volume (4.2K vs 1.1K) and iOS requirement (13.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Thermometer sells 1 one-off in-app purchase and Digital Temperature Converter sells 14 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Digital Temperature Converter holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 4.2K and 1.1K respectively. Written reviews point the same way: 30% of Thermometer's written reviews are positive against 70% of Digital Temperature Converter's.

Thermometer ships an update every 2 months, Digital Temperature Converter every 4 months. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Thermometer | Digital Temperature Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (4.2K ratings)](https://appshunter.io/ios/app/thermometer/id357949214/reviews) | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/digital-temperature-converter/id504132215/reviews)** |
| Number of ratings | **4.2K** | 1.1K |
| Positive reviews | 30.1% of reviews | **70.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 48 MB | 102 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexandre Morcos](https://appshunter.io/developer/1453181584) | [ZipoApps](https://appshunter.io/developer/1671444635) |

## What reviewers say

### Thermometer

[App page](https://appshunter.io/ios/app/thermometer/id357949214)

This app transforms your iPhone or iPod Touch into a thermometer, displaying the exact outside temperature based on your current location. It provides detailed local weather conditions and allows you to check temperatures for other cities.

**Highlights:** Real-time outdoor temperature display, Location-based temperature readings, Local weather condition reports, Temperature checks for other cities, Celsius and Fahrenheit support, Universal app for all devices

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Temperature Forecast | $1.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Quick temperature display
- 💡 Useful for checking outdoor temperature

**What reviewers complain about**

- 🐛 Inaccurate temperature readings
- 🔍 Doesn't measure room/indoor temperature
- 💤 Doesn't update temperature in real-time
- 🔋 High battery consumption
- 📢 Excessive ads even in paid version

**Reported bugs**

- App crashes frequently
- Doesn't detect location properly
- Reported temperatures are inconsistent

**Requested features**

- Option to display indoor temperature
- Real-time temperature updates
- Ability to set temperature alerts/alarms


### Digital Temperature Converter

[App page](https://appshunter.io/ios/app/digital-temperature-converter/id504132215)

Effortlessly convert temperatures between eight different units including Celsius, Fahrenheit, Kelvin, and more. This app provides accurate conversions with clear formulas, making it ideal for students and professionals needing quick temperature calculations.

**Highlights:** Converts between 8 temperature units, Displays conversion formulas, User-friendly interface, Supports Celsius, Fahrenheit, Kelvin, Rankine, Reaumur, Delisle, Newton, Rømer, Quick and accurate conversions

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $0.99 | per 7 days |
| Unlimited access | $1.99 | per 7 days |
| Unlimited access | $2.99 | per 7 days |
| Unlimited access | $3.99 | per 7 days |
| Unlimited access | $4.99 | per 7 days |
| Unlimited access | $5.99 | per 7 days |
| Unlimited access | $6.99 | per 7 days |
| Unlimited access | $7.99 | per 7 days |
| Unlimited access | $8.99 | per 7 days |
| Unlimited access | $9.99 | per year |
| Unlimited access | $19.99 | per year |
| Unlimited access | $29.99 | per year |
| Unlimited access | $39.99 | per year |
| Unlimited access | $49.99 | per year |


## Frequently asked questions

### Is Thermometer free?

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

### Is Digital Temperature Converter free?

Digital Temperature Converter is free to download, with in-app purchases available.

### Which has better reviews, Thermometer or Digital Temperature Converter?

Digital Temperature Converter is rated higher. Thermometer averages 4.4 out of 5 from 4.2K ratings, while Digital Temperature Converter averages 4.6 from 1.1K ratings.

### Do Thermometer or Digital Temperature Converter have ads?

Both Thermometer and Digital Temperature Converter show ads.

### Which is updated more often, Thermometer or Digital Temperature Converter?

Thermometer ships an update every 2 months, and Digital Temperature Converter every 4 months. Most recently, Thermometer was updated on September 23, 2026 and Digital Temperature Converter on September 19, 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.*