# Smart Gateway App vs HydroKlima

The clearest difference is update cadence: HydroKlima at every 3 weeks against Smart Gateway App's every 3 months. Smart Gateway App's advantage is iOS requirement (10.0 vs 12.0). 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.

Smart Gateway App ships an update every 3 months, HydroKlima every 3 weeks. The most recent releases landed on October 10, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Smart Gateway App | HydroKlima |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/smart-gateway-app/id1355029098/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 5.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 266 MB | 123 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Gewiss S.p.A.](https://appshunter.io/developer/978344889) | [Winston Water Heat Pump Argentina SA](https://appshunter.io/developer/1811123445) |

## What reviewers say

### Smart Gateway App

[App page](https://appshunter.io/ios/app/smart-gateway-app/id1355029098)

Remotely manage your home automation system, controlling lighting, blinds, temperature, security, and video cameras. Monitor energy consumption, set timers, and manage irrigation. Requires a Smart Gateway and an annual fee.

**Highlights:** Remote control of lighting and blinds, Temperature and humidity monitoring, Anti-intrusion system management, Video camera access, Energy consumption tracking, Timer and logic function settings, Irrigation control

**In-app purchases:** none


### HydroKlima

[App page](https://appshunter.io/ios/app/hydroklima/id1425730273)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Gateway App free?

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

### Is HydroKlima free?

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

### Do Smart Gateway App or HydroKlima have ads?

Neither Smart Gateway App nor HydroKlima shows ads.

### Which is updated more often, Smart Gateway App or HydroKlima?

Smart Gateway App ships an update every 3 months, and HydroKlima every 3 weeks. Most recently, Smart Gateway App was updated on October 10, 2026 and HydroKlima on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*