# COMath vs uCertifyPrep Systems Security

The clearest difference is in-app purchases: COMath at none against uCertifyPrep Systems Security's 1. COMath also leads on update cadence (monthly vs every 7 months). uCertifyPrep Systems Security's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. uCertifyPrep Systems Security sells 1 one-off in-app purchase. COMath asks for nothing beyond the download.

COMath ships an update monthly, uCertifyPrep Systems Security every 7 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | COMath | uCertifyPrep Systems Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (45 ratings)](https://appshunter.io/ios/app/comath-math-practice-puzzles/id1438026503/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Ad-supported | — |
| Size | 89 MB | 121 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Jianfeng Wu](https://appshunter.io/developer/1435210283) | [uCertify.com](https://appshunter.io/developer/1130631061) |

## What reviewers say

### COMath

[App page](https://appshunter.io/ios/app/comath-math-practice-puzzles/id1438026503)

This app acts as a personal math tutor, offering support and practice for arithmetic, algebra, and geometry. It provides over 100,000 word problems with step-by-step solutions and an equation solver to help students develop their math skills.

**Highlights:** Personalized math tutoring, Arithmetic practice (addition, subtraction, multiplication, division), Over 100,000 math word problems, Step-by-step equation solving, Algebra and geometry support, Practice without pencils

**Features:** Vision Pro support

**In-app purchases:** none


### uCertifyPrep Systems Security

[App page](https://appshunter.io/ios/app/ucertifyprep-systems-security/id1613504431)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| uCertifyPrep Systems Security | $49.99 | one-time |


## Frequently asked questions

### Is COMath free?

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

### Is uCertifyPrep Systems Security free?

uCertifyPrep Systems Security is free to download, with in-app purchases available.

### Do COMath or uCertifyPrep Systems Security have ads?

COMath shows ads; uCertifyPrep Systems Security does not.

### Which is updated more often, COMath or uCertifyPrep Systems Security?

COMath ships an update monthly, and uCertifyPrep Systems Security every 7 months. Most recently, COMath was updated on October 24, 2026 and uCertifyPrep Systems Security on October 13, 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.*