# CHBOX vs Smartech

The clearest difference is iOS requirement: CHBOX at 7.0 against Smartech's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CHBOX ships an update every 2 months, Smartech every 3 months. The most recent releases landed on September 21, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CHBOX | Smartech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/smartech-immergas/id1526811880/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 30 MB | 47 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sichuan Changhong](https://appshunter.io/developer/961496712) | [Immergas Spa](https://appshunter.io/developer/1009191662) |

## What reviewers say

### CHBOX

[App page](https://appshunter.io/ios/app/chbox/id1011096909)

**In-app purchases:** none


### Smartech

[App page](https://appshunter.io/ios/app/smartech-immergas/id1526811880)

This app provides remote control for Immergas boilers, allowing users to monitor home temperature, check boiler status, and receive immediate alerts for any issues. It helps optimize heating system performance and reduce gas consumption, while also facilitating easier assistance from installers.

**Highlights:** Remote boiler control, Monitor home temperature, Check boiler status, Reduce gas consumption, Connect with installer, Receive problem alerts

**In-app purchases:** none


## Frequently asked questions

### Is CHBOX free?

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

### Is Smartech free?

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

### Do CHBOX or Smartech have ads?

Neither CHBOX nor Smartech shows ads.

### Which is updated more often, CHBOX or Smartech?

CHBOX ships an update every 2 months, and Smartech every 3 months. Most recently, CHBOX was updated on September 21, 2026 and Smartech on October 6, 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.*