# Subnet Plus vs IP Subnet Calc

The clearest difference is in-app purchases: IP Subnet Calc at none against Subnet Plus's 1. IP Subnet Calc also leads on ads (none vs shown) and rating (4.9 vs 4.7). Subnet Plus's advantage is update cadence (monthly vs every 15 months). On price, monetization model and device support there is nothing between them.

Both are free to download. Subnet Plus sells 1 one-off in-app purchase. IP Subnet Calc asks for nothing beyond the download.

IP Subnet Calc holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 57 and 251 respectively. Written reviews point the same way: 89% of Subnet Plus's written reviews are positive against 100% of IP Subnet Calc's.

Subnet Plus ships an update monthly, IP Subnet Calc every 15 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Subnet Plus | IP Subnet Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (57 ratings)](https://appshunter.io/ios/app/subnet-plus-subnet-calculator/id724663668/reviews) | **[4.9 (251 ratings)](https://appshunter.io/ios/app/ip-subnet-calc/id1282188941/reviews)** |
| Number of ratings | 57 | **251** |
| Positive reviews | 89.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 15 months |
| Monetization | Free | Free |
| Size | 18 MB | 20 MB |
| Requires iOS | 26.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ted Trentler](https://appshunter.io/developer/380264826) | [Goncalo Silva](https://appshunter.io/developer/1281379202) |

## What reviewers say

### Subnet Plus

[App page](https://appshunter.io/ios/app/subnet-plus-subnet-calculator/id724663668)

Calculate IP subnets with ease on your iPhone or iPad. This tool helps visualize binary and hex information for subnets, aiding in network studies and professional calculations. Save your calculated networks for future reference.

**Highlights:** Subnet calculation, Save calculated networks, Binary and hex display, Network address ranges, Broadcast IP addresses, Study aid for networking exams

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove Ads | $4.99 | one-time |

**What reviewers like**

- 👍 Convenient and simple interface
- 👍 Practical and useful tool
- 👍 Saves locations and provides needed information
- 👍 Smart layout
- 👍 Great use of sliding octets for real-time effects

**What reviewers complain about**

- 🐛 Interface needs work
- 🐛 Text in subnet netmask field too large
- 🐛 Last octet not visible
- 🐛 No apparent way to enlarge field or change text
- 🐛 No landscape mode for iPad Pro

**Reported bugs**

- Text in subnet netmask field too large, last octet not visible
- Values truncated, cannot view full values
- Subnet mask and IP addresses truncated
- Cannot read all data
- Numbers truncated on iPhone 5s

**Requested features**

- Export option to share saved subnets
- Pay to remove ads
- Landscape mode for iPad Pro
- Update for visualising or adjusting screen on iOS 9
- Ability to type netmask


### IP Subnet Calc

[App page](https://appshunter.io/ios/app/ip-subnet-calc/id1282188941)

This tool calculates IPv4 and IPv6 subnets, providing detailed information such as the number of hosts, subnet size, class, and network addresses. Use the interactive CIDR slider to dynamically adjust subnet properties.

**Highlights:** IPv4 and IPv6 subnet calculation, Displays number of hosts, Shows subnet size and class, Provides network and broadcast addresses, Interactive CIDR slider

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subnet Plus free?

Subnet Plus is free to download, with in-app purchases available.

### Is IP Subnet Calc free?

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

### Which has better reviews, Subnet Plus or IP Subnet Calc?

IP Subnet Calc is rated higher. Subnet Plus averages 4.7 out of 5 from 57 ratings, while IP Subnet Calc averages 4.9 from 251 ratings.

### Do Subnet Plus or IP Subnet Calc have ads?

Subnet Plus shows ads; IP Subnet Calc does not.

### Which is updated more often, Subnet Plus or IP Subnet Calc?

Subnet Plus ships an update monthly, and IP Subnet Calc every 15 months. Most recently, Subnet Plus was updated on October 24, 2026 and IP Subnet Calc 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.*