# Subnet Calculator + vs SubnetCalc Pro

The clearest difference is price: Subnet Calculator + at Free against SubnetCalc Pro's $0.99. Subnet Calculator + also leads on device support (3 vs 1). SubnetCalc Pro's advantage is in-app purchases (none vs 4) and update cadence (every 3 months vs every 64 months). On ads and iOS requirement there is nothing between them.

Subnet Calculator + is free to download; SubnetCalc Pro costs $0.99 up front. Subnet Calculator + sells 4 one-off in-app purchases. SubnetCalc Pro asks for nothing beyond the download.

Subnet Calculator + ships an update every 64 months, SubnetCalc Pro every 3 months. The most recent releases landed on September 27, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Subnet Calculator + | SubnetCalc Pro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/subnet-calculator-plus/id445990645/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | 18.6 | 18.6 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Steven Eppler](https://appshunter.io/developer/312274388) | [Julian Christopher Siebert](https://appshunter.io/developer/1830495244) |

## 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 |


### SubnetCalc Pro

[App page](https://appshunter.io/ios/app/subnetcalc-pro/id6754798969)

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

**In-app purchases:** none


## Frequently asked questions

### Is Subnet Calculator + free?

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

### Is SubnetCalc Pro free?

SubnetCalc Pro costs $0.99, with no in-app purchases.

### Do Subnet Calculator + or SubnetCalc Pro have ads?

Neither Subnet Calculator + nor SubnetCalc Pro shows ads.

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

Subnet Calculator + ships an update every 64 months, and SubnetCalc Pro every 3 months. Most recently, Subnet Calculator + was updated on September 27, 2026 and SubnetCalc Pro on October 3, 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.*