# Subnetting Pro

> IP subnet calculator for network information. (iPhone/iPad app by Leo Tso.)

- Source: https://appshunter.io/ios/app/subnetting-pro/id909721663 (this page in markdown: same URL + `.md`)
- Developer: [Leo Tso](https://appshunter.io/developer/688348874)
- Category: Utilities, Education
- Price: Free
- Rating: 2.50/5 from 2 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 7.0 · 0 MB
- Languages: American English
- Released: 2014-08-25
- Data updated: 2026-06-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/subnetting-pro/id909721663/reviews.md

## What is Subnetting Pro?

This is a simple IP subnet calculator, giving you a complete list of information based on IP address and Subnet Mask, including: 

- CIDR 
- Network Class 
- Network Bits 
- Host Bits 
- Borrowed Bits 
- Binary Information 
- Maximum Number of Host 
- First Available Host 
- Last Available Host 
- Broadcast Address 
- Network ID

## Key features

- CIDR calculation
- Network class identification
- Host and network bit calculation
- Binary IP information
- Maximum host calculation
- First and last available host
- Broadcast address
- Network ID

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/subnetting-pro/id909721663/reviews.md

### 1/5 — No longer works

*2021-06-21*

App needs to be updated

### 4/5 — Great simple app

*2015-02-13*

Wonderful and simple. Easy to read and lots of information. Great app!

## Frequently asked questions about Subnetting Pro

### What information does Subnetting Pro provide?

Subnetting Pro provides a complete list of IP subnetting information, including CIDR, network class, network bits, host bits, borrowed bits, binary information, maximum number of hosts, first and last available hosts, broadcast address, and network ID.

### Is Subnetting Pro free to use?

Yes, Subnetting Pro is available for free. It does not require any payment to access its subnetting calculation features.

### What devices does Subnetting Pro support?

Subnetting Pro is designed for iOS devices, specifically supporting iPhones and iPods.

### What is the age rating for Subnetting Pro?

Subnetting Pro has an age rating of 4+, making it suitable for a wide range of users.

### How often is Subnetting Pro updated?

Subnetting Pro was last updated on August 25, 2014, with version 1.0. There have been no updates since its initial release.

### Does Subnetting Pro have ads?

No, Subnetting Pro does not contain advertisements. Users can utilize the app without encountering any ads.

### What are the user reviews for Subnetting Pro?

Subnetting Pro has a rating of 2.5 stars based on 2 user ratings. This indicates a mixed reception from its user base.

### Who developed Subnetting Pro?

Subnetting Pro was developed by Leo Tso.

## Version history (last 1 release)

### 1.0 — 2014-08-25

No release notes.

## Apps similar to Subnetting Pro

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [easy Subnet Calculator](https://appshunter.io/ios/app/easy-subnet-calculator/id6468453755) | — | Free | Utilities |
| [IP Calcpad](https://appshunter.io/ios/app/ip-calcpad/id1610436312) | — | Free | Utilities |
| [IPCalc - Calculate The Network](https://appshunter.io/ios/app/ipcalc-calculate-the-network/id1577092870) | 5.0 (1) | Free | Utilities |
| [Color Temperature Comparison](https://appshunter.io/ios/app/color-temperature-comparison/id1640610964) | 2.3 (3) | $2.99 | Utilities |
| [ImCloud Europe](https://appshunter.io/ios/app/imcloud-europe/id6751529662) | — | Free | Utilities |
| [CIDR](https://appshunter.io/ios/app/cidr/id1564239813) | 5.0 (1) | Free | Utilities |

## More apps by Leo Tso

- [Fibonacci Retracement/Extension Calculator](https://appshunter.io/ios/app/fibonacci-retracementextension-calculator/id773677356)
- [Route Summarization Calculator](https://appshunter.io/ios/app/route-summarization-calculator/id911063307)
- [Network Ping Pro](https://appshunter.io/ios/app/network-ping-pro/id913582660)

All apps by Leo Tso: https://appshunter.io/developer/688348874

---

*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 2026-06-24.*