# Subnet Calculator + vs IP Subnet Calc Pro

The clearest difference is price: Subnet Calculator + at Free against IP Subnet Calc Pro's $1.99. IP Subnet Calc Pro's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 4). On ads and device support there is nothing between them.

Subnet Calculator + is free to download; IP Subnet Calc Pro costs $1.99 up front. Subnet Calculator + sells 4 one-off in-app purchases. IP Subnet Calc Pro asks for nothing beyond the download.

IP Subnet Calc Pro holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 7 and 34 respectively. Written reviews point the same way: 73% of Subnet Calculator +'s written reviews are positive against 100% of IP Subnet Calc Pro's.

Subnet Calculator + ships an update every 64 months, IP Subnet Calc Pro every 2 months. The most recent releases landed on June 7, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Subnet Calculator + | IP Subnet Calc Pro |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.0 (7 ratings)](https://appshunter.io/ios/app/subnet-calculator-plus/id445990645/reviews) | **[5.0 (34 ratings)](https://appshunter.io/ios/app/ip-subnet-calc-pro/id1281379203/reviews)** |
| Number of ratings | 7 | **34** |
| Positive reviews | 72.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Size | 1 MB | 13 MB |
| Requires iOS | 18.6 | **9.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Steven Eppler](https://appshunter.io/developer/312274388) | [Goncalo Silva](https://appshunter.io/developer/1281379202) |

## What reviewers say

### Subnet Calculator +

[App page](https://appshunter.io/ios/app/subnet-calculator-plus/id445990645)

This utility app simplifies network calculations for professionals and students. It offers tools for IPv4 and IPv6 subnetting, including live CIDR sliders and subnet splitting. Results can be easily shared or copied.

**Highlights:** IPv4 subnet calculator with CIDR slider, Subnet Splitter for VLSM, IPv6 calculator with prefix slider, Auto-detect device IP from Wi-Fi, Navigate adjacent subnets, Share or copy results, Native Mac support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $4.99 | one-time |
| Huge Tip | $9.99 | one-time |


### IP Subnet Calc Pro

[App page](https://appshunter.io/ios/app/ip-subnet-calc-pro/id1281379203)

This utility calculates IPv4 and IPv6 subnets, providing detailed information such as host count, subnet size, and network addresses. It features an interactive CIDR slider for real-time property adjustments.

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subnet Calculator + free?

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

### Is IP Subnet Calc Pro free?

IP Subnet Calc Pro costs $1.99, with no in-app purchases.

### Which has better reviews, Subnet Calculator + or IP Subnet Calc Pro?

IP Subnet Calc Pro is rated higher. Subnet Calculator + averages 4.0 out of 5 from 7 ratings, while IP Subnet Calc Pro averages 5.0 from 34 ratings.

### Do Subnet Calculator + or IP Subnet Calc Pro have ads?

Neither Subnet Calculator + nor IP Subnet Calc Pro shows ads.

### Which is updated more often, Subnet Calculator + or IP Subnet Calc Pro?

Subnet Calculator + ships an update every 64 months, and IP Subnet Calc Pro every 2 months. Most recently, Subnet Calculator + was updated on June 7, 2026 and IP Subnet Calc Pro on September 16, 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.*