# Simple Subnet Calc vs SmartZip

Simple Subnet Calc and SmartZip are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Subnet Calc ships an update every 6 months, SmartZip every 4 months. The most recent releases landed on October 7, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Simple Subnet Calc | SmartZip |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-subnet-calc/id665684290/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 60.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 1 MB | 17 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Diogo Andre Assumpcao](https://appshunter.io/developer/665684293) | [Mobirizer](https://appshunter.io/developer/1141913793) |

## What reviewers say

### Simple Subnet Calc

[App page](https://appshunter.io/ios/app/simple-subnet-calc/id665684290)

This utility quickly calculates IPv4 and IPv6 subnets with a clean interface. It's designed for network professionals and students needing fast, accurate subnetting tools on their iPhone.

**Highlights:** IPv4 subnetting, IPv6 subnetting, Clean interface, Ad-free experience, Designed for professionals

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

**In-app purchases:** none


### SmartZip

[App page](https://appshunter.io/ios/app/smartzip/id1141913794)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Subnet Calc free?

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

### Is SmartZip free?

SmartZip is free to download, with no in-app purchases.

### Do Simple Subnet Calc or SmartZip have ads?

Neither Simple Subnet Calc nor SmartZip shows ads.

### Which is updated more often, Simple Subnet Calc or SmartZip?

Simple Subnet Calc ships an update every 6 months, and SmartZip every 4 months. Most recently, Simple Subnet Calc was updated on October 7, 2026 and SmartZip on September 27, 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.*