# testo Smart vs Daikin Instant Solution Center

The clearest difference is in-app purchases: Daikin Instant Solution Center at none against testo Smart's 5. Daikin Instant Solution Center also leads on review sentiment (50% vs 16%) and iOS requirement (11.0 vs 18.0). testo Smart's advantage is update cadence (every 2 months vs every 5 months). 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. Daikin Instant Solution Center asks for nothing beyond the download.

testo Smart ships an update every 2 months, Daikin Instant Solution Center every 5 months. The most recent releases landed on October 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | testo Smart | Daikin Instant Solution Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (170 ratings)](https://appshunter.io/ios/app/testo-smart/id1482139629/reviews)** | — |
| Number of ratings | **170** | — |
| Positive reviews | 16.3% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 195 MB | 52 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Testo SE & Co. KGaA](https://appshunter.io/developer/966489178) | [Daikin Turkiye](https://appshunter.io/developer/1438731783) |

## 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


### Daikin Instant Solution Center

[App page](https://appshunter.io/ios/app/daikin-instant-solution-center/id1511919538)

This service portal application provides affiliated technical service companies with access to product technical details and a central helpdesk. It aims to keep service providers informed and connected with Daikin Turkey's support system.

**Highlights:** Product technical details access, Central helpdesk support, Information for affiliated services, Connected support system

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is testo Smart free?

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

### Is Daikin Instant Solution Center free?

Daikin Instant Solution Center is free to download, with no in-app purchases.

### Do testo Smart or Daikin Instant Solution Center have ads?

Neither testo Smart nor Daikin Instant Solution Center shows ads.

### Which is updated more often, testo Smart or Daikin Instant Solution Center?

testo Smart ships an update every 2 months, and Daikin Instant Solution Center every 5 months. Most recently, testo Smart was updated on October 29, 2026 and Daikin Instant Solution Center on October 3, 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.*