# Subnetting Pro vs VLSM | Subnet

The clearest difference is iOS requirement: Subnetting Pro at 7.0 against VLSM | Subnet's 15.6. 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.

## The numbers

| Metric | Subnetting Pro | VLSM | Subnet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/subnetting-pro/id909721663/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Monetization | Free | — |
| Size | 0 MB | 23 MB |
| Requires iOS | **7.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leo Tso](https://appshunter.io/developer/688348874) | [Edwin Mejia](https://appshunter.io/developer/1620400021) |

## What reviewers say

### Subnetting Pro

[App page](https://appshunter.io/ios/app/subnetting-pro/id909721663)

Calculate comprehensive IP subnetting information with this tool. It provides details like CIDR, network class, host bits, broadcast address, and network ID based on your IP address and subnet mask.

**Highlights:** CIDR calculation, Network class identification, Host and network bit calculation, Binary IP information, Maximum host calculation, First and last available host, Broadcast address, Network ID

**Features:** macOS Compatibility

**In-app purchases:** none


### VLSM | Subnet

[App page](https://appshunter.io/ios/app/vlsm-subnet/id6504495906)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subnetting Pro free?

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

### Is VLSM | Subnet free?

VLSM | Subnet is free to download, with no in-app purchases.

### Do Subnetting Pro or VLSM | Subnet have ads?

Neither Subnetting Pro nor VLSM | Subnet shows ads.

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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.*