# Subnet Mask Calc vs Binary to Decimal Converter

The clearest difference is update cadence: Binary to Decimal Converter at every 3 days against Subnet Mask Calc's every 5 months. Binary to Decimal Converter also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Subnet Mask Calc ships an update every 5 months, Binary to Decimal Converter every 3 days. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Subnet Mask Calc | Binary to Decimal Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (22 ratings)](https://appshunter.io/ios/app/subnet-mask-calc/id406375326/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 38.9% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 3 MB | 29 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Rouda](https://appshunter.io/developer/396597129) | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) |

## What reviewers say

### Subnet Mask Calc

[App page](https://appshunter.io/ios/app/subnet-mask-calc/id406375326)

This free utility app quickly calculates subnet masks and wildcard masks for IPv4 networks. It's designed for IT professionals and students to simplify complex networking tasks and aid in certification preparation, offering offline functionality.

**Highlights:** Lightning-fast subnet calculations, Offline network connectivity, Calculates IP and wildcard masks, User-friendly interface, Ideal for IT engineers, Learning aid for certifications

**Features:** macOS Compatibility

**In-app purchases:** none


### Binary to Decimal Converter

[App page](https://appshunter.io/ios/app/binary-to-decimal-converter/id6736915523)

**In-app purchases:** none


## Frequently asked questions

### Is Subnet Mask Calc free?

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

### Is Binary to Decimal Converter free?

Binary to Decimal Converter is free to download, with no in-app purchases.

### Do Subnet Mask Calc or Binary to Decimal Converter have ads?

Both Subnet Mask Calc and Binary to Decimal Converter show ads.

### Which is updated more often, Subnet Mask Calc or Binary to Decimal Converter?

Subnet Mask Calc ships an update every 5 months, and Binary to Decimal Converter every 3 days. Most recently, Subnet Mask Calc was updated on September 8, 2026 and Binary to Decimal Converter on September 10, 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.*