# IP Keypad Pro - Subnet Calc — Subnet Calculator

> Network subnet calculator for calculating IP addresses and subnet masks. (iPhone/iPad app by Takahiro Furuya.)

- Source: https://appshunter.io/ios/app/ip-keypad-pro-subnet-calc/id503779744 (this page in markdown: same URL + `.md`)
- Developer: [Takahiro Furuya](https://appshunter.io/developer/503779747)
- Category: Productivity, Utilities
- Price: $1.99
- Rating: 4.70/5 from 30 App Store ratings · 4 written reviews indexed
- Age rating: 4+
- Requires: iOS 26.0 · 1 MB
- Languages: American English, Japanese
- Released: 2012-02-28
- Data updated: 2026-08-14
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/ip-keypad-pro-subnet-calc/id503779744/reviews.md

## What is IP Keypad Pro?

This app is a subnet calculator.

-Dedicated keypad.
-Pickers for subnet mask and prefix length.
-Calculate addresses (network,host,directed broadcast). 

-Copy to clipboard 
-Binary digit view 
-Input history
-No advertisements.


=== Please note === 
"Special-Purpose" in version 3.0.0 and later is shown based on the RFC 6890(April 2013).

"special use" in version 2.4.1 and before is shown based on the RFC 5735 (January 2010).

## Key features

- Dedicated keypad for input
- Subnet mask and prefix length pickers
- Network, host, and broadcast address calculation
- Copy to clipboard functionality
- Binary digit view
- Input history

## Chart rankings

- #196 in Top Paid · Productivity (US App Store)

## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/ip-keypad-pro-subnet-calc/id503779744/reviews.md

### 5/5 — Subnet Calculator

*2026-01-28*

Very easy to use

**Developer response:** Thank you for your review. I appreciate it, as usability is very important to me.

### 2/5 — Can’t Set IP Class

*2023-10-08*

Unable to set the IP Class which makes it’s not very useful.

### 4/5 — 助かるね

*2013-08-24*

ネットワーク屋としては助かるね

### 5/5 — つかえる、、、

*2012-06-02*

こんなの待ってました。ありがとう。IT系には必須と思います。

## Frequently asked questions about IP Keypad Pro

### What is IP Keypad Pro?

IP Keypad Pro is a subnet calculator designed to help users quickly determine network, host, and broadcast addresses. It features a dedicated keypad and pickers for subnet mask and prefix length, along with clipboard copying and binary views.

### How much does IP Keypad Pro cost?

IP Keypad Pro is a paid application, available for $1.99. This one-time purchase grants you access to all its features without any recurring fees or advertisements.

### Does IP Keypad Pro have advertisements?

No, IP Keypad Pro is ad-free. The developer has explicitly stated 'No advertisements' in the app description, ensuring an uninterrupted user experience.

### What devices is IP Keypad Pro compatible with?

Currently, IP Keypad Pro is supported on iPhones. The app is designed for iOS devices, providing its subnet calculation capabilities on the go.

### How often is IP Keypad Pro updated?

The app was last updated on April 11, 2026, indicating a recent update. It was originally released on February 28, 2012, showing a long history of development and support.

### What is the age rating for IP Keypad Pro?

IP Keypad Pro has an age rating of 4+. This indicates that the content is generally suitable for all ages, with no mature themes or potentially objectionable material.

### What kind of network calculations can IP Keypad Pro perform?

IP Keypad Pro can calculate network addresses, host addresses, and directed broadcast addresses. It also allows users to easily select subnet masks and prefix lengths using dedicated pickers.

### Can I export my calculations from IP Keypad Pro?

Yes, IP Keypad Pro allows you to copy calculated addresses to your clipboard. This feature makes it easy to transfer network information to other applications or documents.

## Version history (last 5 releases)

### 3.1.3 — 2026-04-11

Minor improvements

### 3.1.1 — 2026-01-27

Minor improvements

### 3.1 — 2022-06-13

Landscape orientation is now available. 
Dark appearance is now available. 
Added app-specific dark mode options.

### 3.0.5 — 2019-06-25

App size reduction

### 3.0.4 — 2017-10-30

-The color of the status bar has been changed.
-The "Copy to Clipboard" screen has been improved.

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## More apps by Takahiro Furuya

- [IP Keypad - Subnet Calculator](https://appshunter.io/ios/app/ip-keypad-subnet-calculator/id504232308)
- [Subnet Mask Wheel](https://appshunter.io/ios/app/subnet-mask-wheel/id560947458)
- [Subnet Gauge](https://appshunter.io/ios/app/subnet-gauge/id567064150)
- [Subnet Mask](https://appshunter.io/ios/app/subnet-mask/id580727679)

All apps by Takahiro Furuya: https://appshunter.io/developer/503779747

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*