# BlueHHT vs SmartProbe

The clearest difference is update cadence: SmartProbe at every 3 weeks against BlueHHT's every 12 months. BlueHHT's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BlueHHT ships an update every 12 months, SmartProbe every 3 weeks. The most recent releases landed on September 15, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | BlueHHT | SmartProbe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/smartprobe/id6443838357/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 15 MB | 74 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dohmann Engineering Services](https://appshunter.io/developer/401682475) | [AiVision Food](https://appshunter.io/developer/1649872944) |

## What reviewers say

### BlueHHT

[App page](https://appshunter.io/ios/app/bluehht/id1551056680)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartProbe

[App page](https://appshunter.io/ios/app/smartprobe/id6443838357)

This utility app uses advanced technology for detecting pests and monitoring environmental conditions. It provides insights to help manage and improve your surroundings.

**Highlights:** Pest detection technology, Environmental monitoring, Data insights, Improved management, Surroundings improvement

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

**In-app purchases:** none


## Frequently asked questions

### Is BlueHHT free?

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

### Is SmartProbe free?

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

### Do BlueHHT or SmartProbe have ads?

Neither BlueHHT nor SmartProbe shows ads.

### Which is updated more often, BlueHHT or SmartProbe?

BlueHHT ships an update every 12 months, and SmartProbe every 3 weeks. Most recently, BlueHHT was updated on September 15, 2026 and SmartProbe on August 27, 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.*