# Breaker vs VOLTsボルツ・電工システム屋計算・現場便利ツール

The clearest difference is in-app purchases: Breaker at none against VOLTsボルツ・電工システム屋計算・現場便利ツール's 1. Breaker also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.6). VOLTsボルツ・電工システム屋計算・現場便利ツール's advantage is update cadence (daily vs every 30 months). On price and ads there is nothing between them.

Both are free to download. VOLTsボルツ・電工システム屋計算・現場便利ツール sells 1 one-off in-app purchase. Breaker asks for nothing beyond the download.

Breaker ships an update every 30 months, VOLTsボルツ・電工システム屋計算・現場便利ツール daily. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Breaker | VOLTsボルツ・電工システム屋計算・現場便利ツール |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 30 months | **Daily** |
| Size | 4 MB | 9 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [nobutaka uchimura](https://appshunter.io/developer/767402481) | [TAKAO OGASAWARA](https://appshunter.io/developer/1895349758) |

## What reviewers say

### Breaker

[App page](https://appshunter.io/ios/app/breaker/id790963884)

**Features:** macOS Compatibility

**In-app purchases:** none


### VOLTsボルツ・電工システム屋計算・現場便利ツール

[App page](https://appshunter.io/ios/app/volts/id6767616532)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $3.99 | one-time |


## Frequently asked questions

### Is Breaker free?

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

### Is VOLTsボルツ・電工システム屋計算・現場便利ツール free?

VOLTsボルツ・電工システム屋計算・現場便利ツール is free to download, with in-app purchases available.

### Do Breaker or VOLTsボルツ・電工システム屋計算・現場便利ツール have ads?

Both Breaker and VOLTsボルツ・電工システム屋計算・現場便利ツール show ads.

### Which is updated more often, Breaker or VOLTsボルツ・電工システム屋計算・現場便利ツール?

Breaker ships an update every 30 months, and VOLTsボルツ・電工システム屋計算・現場便利ツール daily. Most recently, Breaker was updated on October 18, 2026 and VOLTsボルツ・電工システム屋計算・現場便利ツール on October 13, 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.*