# ETHERMA eTOUCH vs Innova Butler

The clearest difference is update cadence: Innova Butler at weekly against ETHERMA eTOUCH's every 16 months. ETHERMA eTOUCH's advantage is iOS requirement (15.1 vs 18.0). 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.

ETHERMA eTOUCH ships an update every 16 months, Innova Butler weekly. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ETHERMA eTOUCH | Innova Butler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/innova-butler/id6502496778/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Weekly** |
| Monetization | — | Free |
| Size | 41 MB | 28 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Etherma](https://appshunter.io/developer/1606968285) | [Solution Tech Srl](https://appshunter.io/developer/1485604429) |

## What reviewers say

### ETHERMA eTOUCH

[App page](https://appshunter.io/ios/app/etherma-etouch/id1606968283)

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

**In-app purchases:** none


### Innova Butler

[App page](https://appshunter.io/ios/app/innova-butler/id6502496778)

Control and manage INNOVA brand climate control devices remotely. Adjust settings for heat pumps, fan coil units, and air conditioners. Features controlled mechanical ventilation management.

**Highlights:** Remote programming, Heat pump management, Fan coil unit control, Air conditioner management, Mechanical ventilation control

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

**In-app purchases:** none


## Frequently asked questions

### Is ETHERMA eTOUCH free?

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

### Is Innova Butler free?

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

### Do ETHERMA eTOUCH or Innova Butler have ads?

Neither ETHERMA eTOUCH nor Innova Butler shows ads.

### Which is updated more often, ETHERMA eTOUCH or Innova Butler?

ETHERMA eTOUCH ships an update every 16 months, and Innova Butler weekly. Most recently, ETHERMA eTOUCH was updated on October 4, 2026 and Innova Butler on October 24, 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.*