# はぴeみる電 vs GradedMuseum

The clearest difference is in-app purchases: はぴeみる電 at none against GradedMuseum's 1. GradedMuseum's advantage is ads (none vs shown) and update cadence (every 4 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. GradedMuseum sells 1 one-off in-app purchase. はぴeみる電 asks for nothing beyond the download.

はぴeみる電 ships an update every 3 months, GradedMuseum every 4 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | はぴeみる電 | GradedMuseum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/e/id1020602965/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 123 MB | 53 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kansai Electric Power Co., Inc.](https://appshunter.io/developer/1020602964) | [Hiroyuki Matsumiya](https://appshunter.io/developer/6798328271) |

## What reviewers say

### はぴeみる電

[App page](https://appshunter.io/ios/app/e/id1020602965)

Easily check electricity and gas charges and usage. Predict future electricity costs and earn points with this service. Manage your points, use a cashless payment service, and simulate plan changes.

**Highlights:** Check electricity and gas charges, Estimate future electricity costs, Earn and manage reward points, Cashless payment service integration, Simulate plan changes, Manage home appliances

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### GradedMuseum

[App page](https://appshunter.io/ios/app/gradedmuseum-psa-slab-binder/id6798328269)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 枚数制限解除（買い切り） | $2.99 | one-time |


## Frequently asked questions

### Is はぴeみる電 free?

はぴeみる電 is free to download, with no in-app purchases.

### Is GradedMuseum free?

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

### Do はぴeみる電 or GradedMuseum have ads?

はぴeみる電 shows ads; GradedMuseum does not.

### Which is updated more often, はぴeみる電 or GradedMuseum?

はぴeみる電 ships an update every 3 months, and GradedMuseum every 4 days. Most recently, はぴeみる電 was updated on October 29, 2026 and GradedMuseum 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.*