# IP Subnet Network vs Interp Calculator

The clearest difference is price: IP Subnet Network at Free against Interp Calculator's $0.99. IP Subnet Network also leads on update cadence (weekly vs every 15 months) and iOS requirement (6.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

IP Subnet Network is free to download; Interp Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

IP Subnet Network ships an update weekly, Interp Calculator every 15 months. Both last shipped on October 6, 2026.

## The numbers

| Metric | IP Subnet Network | Interp Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 15 months |
| Size | 8 MB | 22 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chuk Fong Ng](https://appshunter.io/developer/1086110905) | [Stanislav Soroka](https://appshunter.io/developer/1701402639) |

## What reviewers say

### IP Subnet Network

[App page](https://appshunter.io/ios/app/ip-subnet-network/id1143578077)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interp Calculator

[App page](https://appshunter.io/ios/app/interp-calculator/id6747821560)

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

**In-app purchases:** none


## Frequently asked questions

### Is IP Subnet Network free?

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

### Is Interp Calculator free?

Interp Calculator costs $0.99, with no in-app purchases.

### Do IP Subnet Network or Interp Calculator have ads?

Neither IP Subnet Network nor Interp Calculator shows ads.

### Which is updated more often, IP Subnet Network or Interp Calculator?

IP Subnet Network ships an update weekly, and Interp Calculator every 15 months. Most recently, IP Subnet Network was updated on October 6, 2026 and Interp Calculator on October 6, 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.*