# Subtraction Math vs CompTIA Network Prep 2026

The clearest difference is price: CompTIA Network Prep 2026 at Free against Subtraction Math's $1.99. CompTIA Network Prep 2026 also leads on rating (5.0 vs 3.9). Subtraction Math's advantage is in-app purchases (none vs 1) and device support (5 vs 3). On ratings volume, update cadence, ads and iOS requirement there is nothing between them.

CompTIA Network Prep 2026 is free to download; Subtraction Math costs $1.99 up front. CompTIA Network Prep 2026 sells 1 in-app purchase, starting at $9.99 per month. Subtraction Math asks for nothing beyond the download.

CompTIA Network Prep 2026 holds the better App Store score, 5.0 against 3.9. Both are backed by a comparable volume of ratings — 7 and 4 respectively.

Subtraction Math ships an update every 4 months, CompTIA Network Prep 2026 every 3 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Subtraction Math | CompTIA Network Prep 2026 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/comptia-network-prep-2026/id6752499860/reviews)** |
| Number of ratings | **7** | 4 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 17 MB | 60 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KidDotCo](https://appshunter.io/developer/819246599) | [Quizzard Exam Preperation Inc.](https://appshunter.io/developer/1707617401) |

## What reviewers say

### Subtraction Math

[App page](https://appshunter.io/ios/app/subtraction-math-ibbleobble/id978343612)

This educational game helps children aged 5-8 practice subtraction skills through engaging drills and multiple-choice questions. It offers a flexible learning pace with an optional timer and vibrant visuals to make arithmetic fun.

**Highlights:** Subtraction drills, Multiple choice format, Adjustable difficulty, Optional timer, Colorful graphics and sounds, Universal purchase

**Features:** iMessage stickers

**In-app purchases:** none


### CompTIA Network Prep 2026

[App page](https://appshunter.io/ios/app/comptia-network-prep-2026/id6752499860)

Prepare for the Network+ certification exam with practice quizzes, mock exams, and progress tracking. This app uses official study materials to create a focused learning journey, helping you identify weak areas and estimate your passing probability.

**Highlights:** 14+ quizzes per section, Over 2,000 official questions, Targeted review of missed questions, Realistic mock exams, Passing probability metric, Study notifications and hints

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per month |


## Frequently asked questions

### Is Subtraction Math free?

Subtraction Math costs $1.99, with no in-app purchases.

### Is CompTIA Network Prep 2026 free?

CompTIA Network Prep 2026 is free to download, with in-app purchases available.

### Which has better reviews, Subtraction Math or CompTIA Network Prep 2026?

CompTIA Network Prep 2026 is rated higher. Subtraction Math averages 3.9 out of 5 from 7 ratings, while CompTIA Network Prep 2026 averages 5.0 from 4 ratings.

### Do Subtraction Math or CompTIA Network Prep 2026 have ads?

Neither Subtraction Math nor CompTIA Network Prep 2026 shows ads.

### Which is updated more often, Subtraction Math or CompTIA Network Prep 2026?

Subtraction Math ships an update every 4 months, and CompTIA Network Prep 2026 every 3 months. Most recently, Subtraction Math was updated on October 8, 2026 and CompTIA Network Prep 2026 on October 1, 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.*