Average Calculator HD vs COMath
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Average Calculator HD
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.
- Arithmetic mean calculation
- Geometric mean calculation
- Harmonic mean calculation
- Standard deviation calculation
- Confidence interval calculation
- Save and manage data sets
- Email results
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Calculates the arithmetic mean, the geometric mean and the harmonic mean as well as the standard deviation and the confidence interval of a set of numbers. Different data sets can be saved and calculated. The calculator results can be emailed.
COMath
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.
- 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
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COMath is a fun math and brain-training app for students and puzzle lovers of all ages. - Practice addition, subtraction, multiplication, and division - Solve 100,000+ math word problems with explanations - Learn algebra step by step with the equation solver - Enjoy number puzzles like Sudoku, Calcudoku, Fillomino, Minesweeper, Calculate 24, and more Practice math, sharpen logic, and enjoy solving challenges anytime, anywhere.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Average Calculator HD | COMath |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.0 (1 ratings) | 4.8 (44 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 44 — better |
| Update frequency | Every 25 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Devices | iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 89 MB |
| Age rating | 4+ | 9+ |
| Developer | Piet Jonas | Jianfeng Wu |
Customer experience
Average Calculator HD
COMath
In-app purchases
Average Calculator HD
No in-app purchases
COMath
No in-app purchases
Questions
Is Average Calculator HD free?
Is COMath free?
Which has better reviews, Average Calculator HD or COMath?
Do Average Calculator HD or COMath have ads?
Which is updated more often, Average Calculator HD or COMath?
Other comparisons
