# COMath vs Edgex

The clearest difference is device support: COMath at 4 against Edgex's 2. On price, update cadence, ads and in-app purchases there is nothing between them.

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

COMath ships an update monthly, Edgex every 2 months. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | COMath | Edgex |
| --- | --- | --- |
| 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 | No |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 89 MB | 52 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Jianfeng Wu](https://appshunter.io/developer/1435210283) | [Pei Wen Cheng](https://appshunter.io/developer/1870080734) |

## 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


### Edgex

[App page](https://appshunter.io/ios/app/edgex/id6757983025)

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

**In-app purchases:** none


## Frequently asked questions

### Is COMath free?

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

### Is Edgex free?

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

### Do COMath or Edgex have ads?

Both COMath and Edgex show ads.

### Which is updated more often, COMath or Edgex?

COMath ships an update monthly, and Edgex every 2 months. Most recently, COMath was updated on October 7, 2026 and Edgex on October 3, 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.*