# Subnetting Practice vs SUB THAT US

The clearest difference is in-app purchases: Subnetting Practice at none against SUB THAT US's 7. Subnetting Practice also leads on ads (none vs shown) and rating (4.4 vs 4.1). On price, ratings volume and device support there is nothing between them.

Both are free to download. SUB THAT US sells 7 in-app purchases, starting at $13.99 per month. Subnetting Practice asks for nothing beyond the download.

Subnetting Practice holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 10 and 8 respectively.

Subnetting Practice ships an update every 2 weeks, SUB THAT US every 3 months. The most recent releases landed on August 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Subnetting Practice | SUB THAT US |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/subnetting-practice/id1124265849/reviews)** | [4.1 (8 ratings)](https://appshunter.io/ios/app/sub-that-us/id6451384095/reviews) |
| Number of ratings | **10** | 8 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 88 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rutul Patel](https://appshunter.io/developer/1123720020) | [Leanne Clute](https://appshunter.io/developer/1697856954) |

## 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


### SUB THAT US

[App page](https://appshunter.io/ios/app/sub-that-us/id6451384095)

This app offers a learning library for crafters, providing tutorials on sublimation, design software, and business ownership. Access free and subscription-based video content, quick facts, and tips for creating and selling products.

**Highlights:** Sublimation tutorials, Affinity Designer/Photo guides, Business ownership lessons, Video content, Quick facts and tips, Free and subscription content

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $13.99 | per month |
| LEARN AFFINITY PHOTO | $47.00 | one-time |
| Plan 141329 | $49.99 | one-time |
| LEARN AFFINITY DESIGNER | $57.00 | one-time |
| PREMIUM ACCESS | $57.00 | one-time |
| Plan 122347 | $99.99 | one-time |
| ALL ACCESS LIFETIME | $249.00 | one-time |


## Frequently asked questions

### Is Subnetting Practice free?

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

### Is SUB THAT US free?

SUB THAT US is free to download, with in-app purchases available.

### Which has better reviews, Subnetting Practice or SUB THAT US?

Subnetting Practice is rated higher. Subnetting Practice averages 4.4 out of 5 from 10 ratings, while SUB THAT US averages 4.1 from 8 ratings.

### Do Subnetting Practice or SUB THAT US have ads?

SUB THAT US shows ads; Subnetting Practice does not.

### Which is updated more often, Subnetting Practice or SUB THAT US?

Subnetting Practice ships an update every 2 weeks, and SUB THAT US every 3 months. Most recently, Subnetting Practice was updated on August 21, 2026 and SUB THAT US on September 17, 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.*