# Subnetting Practice vs Slash

The clearest difference is rating: Subnetting Practice at 4.4 against Slash's 3.7. Subnetting Practice also leads on ratings volume (10 vs 3) and iOS requirement (8.0 vs 18.0). Slash's advantage is review sentiment (100% vs 75%) and update cadence (every 8 days vs every 2 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Subnetting Practice holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews complicate that: 75% of Subnetting Practice's written reviews are positive against 100% of Slash's, so the app with the better star average is not the one people write more warmly about.

Subnetting Practice ships an update every 2 weeks, Slash every 8 days. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Subnetting Practice | Slash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/subnetting-practice/id1124265849/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/slash-subnet-calculator/id6764183064/reviews) |
| Number of ratings | **10** | 3 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | Free | Free |
| Size | 5 MB | 1 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Rutul Patel](https://appshunter.io/developer/1123720020) | [Tyler Dix](https://appshunter.io/developer/877363265) |

## What reviewers say

### Subnetting Practice

[App page](https://appshunter.io/ios/app/subnetting-practice/id1124265849)

Master network subnetting with this educational app. It offers detailed tutorials and practice modules for CIDR and VLSM, providing clear explanations for each answer to enhance your learning.

**Highlights:** CIDR practice module, VLSM practice module, CIDR tutorial, VLSM tutorial, Detailed answer explanations

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

**In-app purchases:** none


### Slash

[App page](https://appshunter.io/ios/app/slash-subnet-calculator/id6764183064)

This offline calculator quickly determines IP network details like network address, host ranges, and broadcast addresses. It supports various input formats and provides advanced information, including binary views and IPv6 compatibility. Designed for network professionals and students, it offers a streamlined way to perform subnet calculations without an internet connection.

**Highlights:** Offline subnet calculation, Supports CIDR, bare address, or subnet mask input, Calculates network, host, and broadcast addresses, Pastes directly from network device output, Provides wildcard mask and binary views, Handles /31 and /32 subnetting, IPv6 support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Subnetting Practice free?

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

### Is Slash free?

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

### Which has better reviews, Subnetting Practice or Slash?

Subnetting Practice is rated higher. Subnetting Practice averages 4.4 out of 5 from 10 ratings, while Slash averages 3.7 from 3 ratings.

### Do Subnetting Practice or Slash have ads?

Neither Subnetting Practice nor Slash shows ads.

### Which is updated more often, Subnetting Practice or Slash?

Subnetting Practice ships an update every 2 weeks, and Slash every 8 days. Most recently, Subnetting Practice was updated on October 10, 2026 and Slash on October 14, 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.*