# Average Calculator HD vs COMath

The clearest difference is price: COMath at Free against Average Calculator HD's $0.99. COMath also leads on rating (4.8 vs 1.0) and update cadence (monthly vs every 25 months). Average Calculator HD's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On in-app purchases there is nothing between them.

COMath is free to download; Average Calculator HD costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

COMath holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: COMath has 44 ratings behind it against 1, so its average is the more settled of the two.

Average Calculator HD ships an update every 25 months, COMath monthly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Average Calculator HD | COMath |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/average-calculator-hd/id368751895/reviews) | **[4.8 (44 ratings)](https://appshunter.io/ios/app/comath-math-practice-puzzles/id1438026503/reviews)** |
| Number of ratings | 1 | **44** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 25 months | **Monthly** |
| Monetization | Paid | **Ad-supported** |
| Size | 1 MB | 89 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 9+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Jianfeng Wu](https://appshunter.io/developer/1435210283) |

## What reviewers say

### Average Calculator HD

[App page](https://appshunter.io/ios/app/average-calculator-hd/id368751895)

This app calculates various statistical measures including arithmetic, geometric, and harmonic means, along with standard deviation and confidence intervals. It allows users to save and manage multiple data sets and share results via email.

**Highlights:** Arithmetic mean calculation, Geometric mean calculation, Harmonic mean calculation, Standard deviation calculation, Confidence interval calculation, Save and manage data sets, Email results

**Features:** macOS Compatibility

**In-app purchases:** none


### COMath

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

This app offers a fun way to practice math skills and train your brain with a vast collection of word problems and logic puzzles. It covers basic arithmetic, algebra, and popular number games to help users of all ages improve their mathematical and logical abilities.

**Highlights:** Addition, subtraction, multiplication, division practice, 100,000+ math word problems with explanations, Step-by-step algebra equation solver, Number puzzles (Sudoku, Calcudoku, etc.), Logic and brain training, Offline practice

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is Average Calculator HD free?

Average Calculator HD costs $0.99, with no in-app purchases.

### Is COMath free?

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

### Which has better reviews, Average Calculator HD or COMath?

COMath is rated higher. Average Calculator HD averages 1.0 out of 5 from 1 ratings, while COMath averages 4.8 from 44 ratings.

### Do Average Calculator HD or COMath have ads?

COMath shows ads; Average Calculator HD does not.

### Which is updated more often, Average Calculator HD or COMath?

Average Calculator HD ships an update every 25 months, and COMath monthly. Most recently, Average Calculator HD was updated on November 1, 2026 and COMath on November 6, 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.*