# Electro Math vs 電験三種 理論 過去問 2026 一問一答

The clearest difference is ads: Electro Math at none against 電験三種 理論 過去問 2026 一問一答's shown. Electro Math also leads on update cadence (daily vs weekly) and iOS requirement (13.0 vs 15.1). On price, 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 電験三種 理論 過去問 2026 一問一答 sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Electro Math ships an update daily, 電験三種 理論 過去問 2026 一問一答 weekly. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Electro Math | 電験三種 理論 過去問 2026 一問一答 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Weekly |
| Size | 44 MB | 60 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASUKA MINAMOTO](https://appshunter.io/developer/1855336606) | [Minato Apps](https://appshunter.io/developer/1812835990) |

## 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 |


### 電験三種 理論 過去問 2026 一問一答

[App page](https://appshunter.io/ios/app/2026/id6767837023)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 週額プラン | $1.99 | per 7 days |
| 月額プラン | $3.99 | per month |
| 3ヶ月プラン | $9.99 | per 3 months |


## Frequently asked questions

### Is Electro Math free?

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

### Is 電験三種 理論 過去問 2026 一問一答 free?

電験三種 理論 過去問 2026 一問一答 is free to download, with in-app purchases available.

### Do Electro Math or 電験三種 理論 過去問 2026 一問一答 have ads?

電験三種 理論 過去問 2026 一問一答 shows ads; Electro Math does not.

### Which is updated more often, Electro Math or 電験三種 理論 過去問 2026 一問一答?

Electro Math ships an update daily, and 電験三種 理論 過去問 2026 一問一答 weekly. Most recently, Electro Math was updated on September 17, 2026 and 電験三種 理論 過去問 2026 一問一答 on September 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.*