# Looopでんき vs KeepHouse

The clearest difference is in-app purchases: Looopでんき at none against KeepHouse's 2. Looopでんき also leads on iOS requirement (16.0 vs 18.6). KeepHouse's advantage is update cadence (every 4 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. KeepHouse sells 2 in-app purchases, starting at $1.99 per month. Looopでんき asks for nothing beyond the download.

Looopでんき ships an update every 2 weeks, KeepHouse every 4 days. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Looopでんき | KeepHouse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/looop/id6444430723/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 166 MB | 36 MB |
| Requires iOS | **16.0** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [株式会社Looop](https://appshunter.io/developer/1287380013) | [Kohei Yamada](https://appshunter.io/developer/1832170500) |

## What reviewers say

### Looopでんき

[App page](https://appshunter.io/ios/app/looop/id6444430723)

This app helps users manage their electricity usage to save money and utilize renewable energy. It offers features like electricity price forecasts, future billing predictions, and gamified learning for smart energy consumption. Users can also track their collective impact on the environment through green energy initiatives.

**Highlights:** Electricity price forecasting, Future billing prediction, Gamified smart energy learning, Visualize smart energy usage, Track renewable energy utilization, Green energy initiative participation

**Features:** Vision Pro support

**In-app purchases:** none


### KeepHouse

[App page](https://appshunter.io/ios/app/keephouse/id6804636174)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeepHouse Pro 月額プラン | $1.99 | per month |
| KeepHouse Pro 年額プラン | $19.99 | per year |


## Frequently asked questions

### Is Looopでんき free?

Looopでんき is free to download, with no in-app purchases.

### Is KeepHouse free?

KeepHouse is free to download, with in-app purchases available.

### Do Looopでんき or KeepHouse have ads?

Neither Looopでんき nor KeepHouse shows ads.

### Which is updated more often, Looopでんき or KeepHouse?

Looopでんき ships an update every 2 weeks, and KeepHouse every 4 days. Most recently, Looopでんき was updated on November 3, 2026 and KeepHouse on November 6, 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.*