# Euroster Smart vs Sinum

The clearest difference is update cadence: Sinum at every 3 weeks against Euroster Smart's every 2 months. 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.

Euroster Smart ships an update every 2 months, Sinum every 3 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Euroster Smart | Sinum |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 46 MB | 92 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EUROSTER SP Z O O](https://appshunter.io/developer/1536392864) | [TECH Sterowniki](https://appshunter.io/developer/1155426726) |

## What reviewers say

### Euroster Smart

[App page](https://appshunter.io/ios/app/euroster-smart/id1545284285)

Remotely manage your home's heating and air conditioning systems from anywhere with an internet connection. This app works with compatible Smart Series controllers, offering wireless or wired options for convenient temperature regulation and weekly scheduling.

**Highlights:** Remote temperature control, Heating and AC management, Wireless and wired controller support, Weekly temperature programming, Real-time status updates, Supports up to 6 sets

**Features:** macOS Compatibility

**In-app purchases:** none


### Sinum

[App page](https://appshunter.io/ios/app/sinum/id1598099137)

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

**In-app purchases:** none


## Frequently asked questions

### Is Euroster Smart free?

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

### Is Sinum free?

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

### Do Euroster Smart or Sinum have ads?

Neither Euroster Smart nor Sinum shows ads.

### Which is updated more often, Euroster Smart or Sinum?

Euroster Smart ships an update every 2 months, and Sinum every 3 weeks. Most recently, Euroster Smart was updated on November 3, 2026 and Sinum on November 7, 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.*