# 特殊無線 統合版 vs Resistor calc

The clearest difference is update cadence: 特殊無線 統合版 at every 11 days against Resistor calc's every 2 months. Resistor calc's advantage is price ($1.99 vs $4.99) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

特殊無線 統合版 costs $4.99 and Resistor calc $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

特殊無線 統合版 ships an update every 11 days, Resistor calc every 2 months. The most recent releases landed on September 22, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 特殊無線 統合版 | Resistor calc |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Paid | — |
| Size | 82 MB | 17 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [harada keiko](https://appshunter.io/developer/1457179049) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### 特殊無線 統合版

[App page](https://appshunter.io/ios/app/id1495487595)

This app provides a vast collection of past exam questions for various radio technician certifications. It focuses on question practice without explanations, encouraging users to supplement with books for detailed study. All questions are available after a single purchase, with regular updates to ensure the latest data.

**Highlights:** Extensive past exam question database, No explanations included, Single purchase for all exams, Regular data updates, Includes image-based questions, Adjustable text and button sizes

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

**In-app purchases:** none


### Resistor calc

[App page](https://appshunter.io/ios/app/resistor-calc-electronics/id6477826973)

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

**In-app purchases:** none


## Frequently asked questions

### Is 特殊無線 統合版 free?

特殊無線 統合版 costs $4.99, with no in-app purchases.

### Is Resistor calc free?

Resistor calc costs $1.99, with no in-app purchases.

### Do 特殊無線 統合版 or Resistor calc have ads?

Neither 特殊無線 統合版 nor Resistor calc shows ads.

### Which is updated more often, 特殊無線 統合版 or Resistor calc?

特殊無線 統合版 ships an update every 11 days, and Resistor calc every 2 months. Most recently, 特殊無線 統合版 was updated on September 22, 2026 and Resistor calc on September 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*