# ZeusMobile vs testo Smart

The clearest difference is rating: ZeusMobile at 4.5 against testo Smart's 2.7. ZeusMobile also leads on in-app purchases (none vs 5) and iOS requirement (12.0 vs 18.0). testo Smart's advantage is ratings volume (167 vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. testo Smart sells 5 in-app purchases, starting at $6.99 per month. ZeusMobile asks for nothing beyond the download.

ZeusMobile holds the better App Store score, 4.5 against 2.7. That said, the two scores are not equally well evidenced: testo Smart has 167 ratings behind it against 2, so its average is the more settled of the two.

ZeusMobile ships an update monthly, testo Smart every 2 months. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ZeusMobile | testo Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/zeusmobile/id890793003/reviews)** | [2.7 (167 ratings)](https://appshunter.io/ios/app/testo-smart/id1482139629/reviews) |
| Number of ratings | 2 | **167** |
| Positive reviews | — | 16.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 195 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Microcom Sistemas Modulares, S.L.](https://appshunter.io/developer/890793006) | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) |

## What reviewers say

### ZeusMobile

[App page](https://appshunter.io/ios/app/zeusmobile/id890793003)

Monitor remote Microcom stations from your iPad or iPhone. Access logged data, records, and alarms from any internet-connected location. Visualize historical data with customizable statistical graphs and real-time synoptics.

**Highlights:** Remote station monitoring, Data logging and alarms, Real-time status synoptics, Historical data visualization, Data export to Excel and PNG, Report generation, Station and user management

**Features:** macOS Compatibility

**In-app purchases:** none


### testo Smart

[App page](https://appshunter.io/ios/app/testo-smart/id1482139629)

This app supports measurements for refrigeration, HVAC, and heating systems. It also aids in food safety, frying oil quality, and indoor climate monitoring. Quickly interpret data, create digital reports with photos, and send them via email.

**Highlights:** All-in-one system measurements, Graphical display of measured values, Digital PDF/CSV measurement reports, Email report sharing, Leak test analysis, Automatic refrigerant charging, Indoor air quality monitoring

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multi-site measurement | $6.99 | per month |
| Air balancing | $9.99 | per month |
| Multi-site measurement | $69.90 | per year |
| Air balancing | $99.90 | per year |
| Logging digital manifold | $44.99 | one-time |

**What reviewers like**

- 👍 Good app with some features
- 🚀 Great product
- 🚀 Useful app for measurements

**What reviewers complain about**

- 🐛 App won't connect
- 🐛 Connectivity issues
- 🐛 Unreliable connection
- 🐛 Forced updates
- 🐛 Laggy and unresponsive UI

**Reported bugs**

- App won't connect to devices
- Compatibility issues with newer iOS versions
- Frequent crashes and freezes
- Inability to save favorite refrigerants
- Measurement data not displaying properly

**Requested features**

- Add option to toggle Bluetooth discovery
- Improve Bluetooth range
- Add ability to customize colors and graphs
- Improve data export functionality
- Add option to name sensors


## Frequently asked questions

### Is ZeusMobile free?

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

### Is testo Smart free?

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

### Which has better reviews, ZeusMobile or testo Smart?

ZeusMobile is rated higher. ZeusMobile averages 4.5 out of 5 from 2 ratings, while testo Smart averages 2.7 from 167 ratings.

### Do ZeusMobile or testo Smart have ads?

Neither ZeusMobile nor testo Smart shows ads.

### Which is updated more often, ZeusMobile or testo Smart?

ZeusMobile ships an update monthly, and testo Smart every 2 months. Most recently, ZeusMobile was updated on October 10, 2026 and testo Smart on October 13, 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.*