# testo Smart vs Amano Pro

The clearest difference is review sentiment: Amano Pro at 100% against testo Smart's 16%. Amano Pro also leads on rating (5.0 vs 2.7) and in-app purchases (none vs 5). testo Smart's advantage is ratings volume (167 vs 7). 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. Amano Pro asks for nothing beyond the download.

Amano Pro holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: testo Smart has 167 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 16% of testo Smart's written reviews are positive against 100% of Amano Pro's.

testo Smart ships an update every 2 months, Amano Pro fortnightly. The most recent releases landed on September 20, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | testo Smart | Amano Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (167 ratings)](https://appshunter.io/ios/app/testo-smart/id1482139629/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/amano-pro/id1606243562/reviews)** |
| Number of ratings | **167** | 7 |
| Positive reviews | 16.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 195 MB | 105 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) | [Amano Technologies, Inc.](https://appshunter.io/developer/1606243564) |

## 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


### Amano Pro

[App page](https://appshunter.io/ios/app/amano-pro/id1606243562)

This app provides automated monitoring and alerts for commercial pool and spa water chemistry. It offers custom instructions to maintain proper balance, eliminating guesswork for water maintenance.

**Highlights:** Automated chemical alerts, Custom balancing instructions, Commercial pool/spa focus, Real-time water monitoring, Bacteria prevention

**In-app purchases:** none


## Frequently asked questions

### Is testo Smart free?

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

### Is Amano Pro free?

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

### Which has better reviews, testo Smart or Amano Pro?

Amano Pro is rated higher. testo Smart averages 2.7 out of 5 from 167 ratings, while Amano Pro averages 5.0 from 7 ratings.

### Do testo Smart or Amano Pro have ads?

Neither testo Smart nor Amano Pro shows ads.

### Which is updated more often, testo Smart or Amano Pro?

testo Smart ships an update every 2 months, and Amano Pro fortnightly. Most recently, testo Smart was updated on September 20, 2026 and Amano Pro on June 4, 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.*