# ETHERMA eTOUCH vs Idea Power

The clearest difference is update cadence: ETHERMA eTOUCH at every 16 months against Idea Power's every 45 months. Idea Power's advantage is iOS requirement (12 vs 15.1). 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, Idea Power every 45 months. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ETHERMA eTOUCH | Idea Power |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 45 months |
| Monetization | — | Free |
| Size | 41 MB | 43 MB |
| Requires iOS | 15.1 | **12** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | +4 |
| Developer | [Etherma](https://appshunter.io/developer/1606968285) | [奇勇 颜](https://appshunter.io/developer/1278807009) |

## 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


### Idea Power

[App page](https://appshunter.io/ios/app/idea-power/id1614057375)

Enhance your holiday decorations with smart Christmas lights. This application offers a fun and interactive way to control your festive displays, making the season brighter and more enjoyable.

**Highlights:** Smart Christmas light control, Enhanced holiday fun, Interactive display options, Easy to use interface

**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 Idea Power free?

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

### Do ETHERMA eTOUCH or Idea Power have ads?

Neither ETHERMA eTOUCH nor Idea Power shows ads.

### Which is updated more often, ETHERMA eTOUCH or Idea Power?

ETHERMA eTOUCH ships an update every 16 months, and Idea Power every 45 months. Most recently, ETHERMA eTOUCH was updated on October 4, 2026 and Idea Power on October 10, 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.*