# SMART vs E

The clearest difference is iOS requirement: SMART at 9.0 against E's 15.6. 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.

SMART ships an update weekly, E every 10 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SMART | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (14 ratings)](https://appshunter.io/ios/app/smart-bus-g4-smarthome/id482559360/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Free | — |
| Size | 66 MB | 46 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smarthome Control LLC](https://appshunter.io/developer/473502865) | [Khurelkhuu Myagmarbat](https://appshunter.io/developer/1673636081) |

## What reviewers say

### SMART

[App page](https://appshunter.io/ios/app/smart-bus-g4-smarthome/id482559360)

Manage your smart home devices with comprehensive control over lighting, climate, audio, security, and more. This application works with specific Generation 4 Smart-BUS Automation Hardware, primarily for systems powered by S-Cloud.

**Highlights:** Lighting control, Climate and temperature management, Scene and mood settings, Motorized device control, Security and safety monitoring, Distributed audio control

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-master/id6754988153)

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

**In-app purchases:** none


## Frequently asked questions

### Is SMART free?

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

### Is E free?

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

### Do SMART or E have ads?

Neither SMART nor E shows ads.

### Which is updated more often, SMART or E?

SMART ships an update weekly, and E every 10 days. Most recently, SMART was updated on October 23, 2026 and E on October 25, 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.*