# testo Smart vs HR Direct

The clearest difference is in-app purchases: HR Direct at none against testo Smart's 5. HR Direct also leads on update cadence (every 10 days vs every 2 months) and iOS requirement (15.5 vs 18.0). testo Smart's advantage is rating (2.7 vs 2.3) and ratings volume (170 vs 19). On price, 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. HR Direct asks for nothing beyond the download.

testo Smart holds the better App Store score, 2.7 against 2.3. That said, the two scores are not equally well evidenced: testo Smart has 170 ratings behind it against 19, so its average is the more settled of the two.

testo Smart ships an update every 2 months, HR Direct every 10 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | testo Smart | HR Direct |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (170 ratings)](https://appshunter.io/ios/app/testo-smart/id1482139629/reviews)** | [2.3 (19 ratings)](https://appshunter.io/ios/app/hr-direct/id1548239181/reviews) |
| Number of ratings | **170** | 19 |
| Positive reviews | 16.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 195 MB | 130 MB |
| Requires iOS | 18.0 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) | [Nathan and Nathan Human Resource](https://appshunter.io/developer/1548239183) |

## What reviewers say

### 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


### HR Direct

[App page](https://appshunter.io/ios/app/hr-direct/id1548239181)

Manage employee attendance, leave requests, and payroll efficiently from a mobile device. This app offers a user-friendly interface to streamline HR processes and enhance employee experience on the go.

**Highlights:** Employee attendance management, Leave request processing, Payroll management, Streamlined HR processes, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is testo Smart free?

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

### Is HR Direct free?

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

### Which has better reviews, testo Smart or HR Direct?

testo Smart is rated higher. testo Smart averages 2.7 out of 5 from 170 ratings, while HR Direct averages 2.3 from 19 ratings.

### Do testo Smart or HR Direct have ads?

Neither testo Smart nor HR Direct shows ads.

### Which is updated more often, testo Smart or HR Direct?

testo Smart ships an update every 2 months, and HR Direct every 10 days. Most recently, testo Smart was updated on October 29, 2026 and HR Direct on October 25, 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.*