# IP Keypad vs 特殊無線 統合版

The clearest difference is price: IP Keypad at Free against 特殊無線 統合版's $4.99. 特殊無線 統合版's advantage is ads (none vs shown) and update cadence (every 11 days vs every 2 months). On review sentiment and in-app purchases there is nothing between them.

IP Keypad is free to download; 特殊無線 統合版 costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IP Keypad ships an update every 2 months, 特殊無線 統合版 every 11 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IP Keypad | 特殊無線 統合版 |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.7 (144 ratings)](https://appshunter.io/ios/app/ip-keypad-subnet-calculator/id504232308/reviews)** | — |
| Number of ratings | **144** | — |
| Positive reviews | **75.0% of reviews** | 73.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 5 MB | 82 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Takahiro Furuya](https://appshunter.io/developer/503779747) | [harada keiko](https://appshunter.io/developer/1457179049) |

## What reviewers say

### IP Keypad

[App page](https://appshunter.io/ios/app/ip-keypad-subnet-calculator/id504232308)

Calculate network, host, and broadcast addresses with a dedicated keypad. Supports classful and classless modes, with pickers for subnet mask and prefix length. Includes special-purpose address information based on RFC standards.

**Highlights:** Dedicated keypad, Subnet mask and prefix length pickers, Network, host, and broadcast address calculation, Classful and classless modes, RFC 6890/5735 special-purpose address display

**In-app purchases:** none


### 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


## Frequently asked questions

### Is IP Keypad free?

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

### Is 特殊無線 統合版 free?

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

### Do IP Keypad or 特殊無線 統合版 have ads?

IP Keypad shows ads; 特殊無線 統合版 does not.

### Which is updated more often, IP Keypad or 特殊無線 統合版?

IP Keypad ships an update every 2 months, and 特殊無線 統合版 every 11 days. Most recently, IP Keypad was updated on October 23, 2026 and 特殊無線 統合版 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.*