# Electro Math vs 電験二種一次 試験対策 全4科目

The clearest difference is update cadence: Electro Math at daily against 電験二種一次 試験対策 全4科目's every 9 days. Electro Math also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Electro Math sells 1 in-app purchase, starting at $2.99 per month and 電験二種一次 試験対策 全4科目 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Electro Math ships an update daily, 電験二種一次 試験対策 全4科目 every 9 days. The most recent releases landed on September 17, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | Electro Math | 電験二種一次 試験対策 全4科目 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Size | 44 MB | 48 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ASUKA MINAMOTO](https://appshunter.io/developer/1855336606) | [TAKANORI TAKEUCHI](https://appshunter.io/developer/1871324782) |

## What reviewers say

### Electro Math

[App page](https://appshunter.io/ios/app/electro-math/id6755659770)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| サブスクリプション（定期購読） | $2.99 | per month |


### 電験二種一次 試験対策 全4科目

[App page](https://appshunter.io/ios/app/4/id6768010626)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 電力 基本問題 | $2.99 | one-time |
| 機械 基本問題 | $2.99 | one-time |
| 法規 基本問題 | $2.99 | one-time |
| 理論 論点まとめ | $2.99 | one-time |
| 電力 論点まとめ | $2.99 | one-time |
| 機械 論点まとめ | $2.99 | one-time |
| 法規 論点まとめ | $2.99 | one-time |
| 基本問題演習完全パック | $9.99 | one-time |
| 論点まとめ完全パック | $9.99 | one-time |
| 完全合格パック | $19.99 | one-time |


## Frequently asked questions

### Is Electro Math free?

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

### Is 電験二種一次 試験対策 全4科目 free?

電験二種一次 試験対策 全4科目 is free to download, with in-app purchases available.

### Do Electro Math or 電験二種一次 試験対策 全4科目 have ads?

Neither Electro Math nor 電験二種一次 試験対策 全4科目 shows ads.

### Which is updated more often, Electro Math or 電験二種一次 試験対策 全4科目?

Electro Math ships an update daily, and 電験二種一次 試験対策 全4科目 every 9 days. Most recently, Electro Math was updated on September 17, 2026 and 電験二種一次 試験対策 全4科目 on August 22, 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.*