# MATHCOUNTS Trainer vs Counting and Probability

The clearest difference is rating: Counting and Probability at 5.0 against MATHCOUNTS Trainer's 4.2. MATHCOUNTS Trainer's advantage is ratings volume (102 vs 7) and update cadence (every 3 months vs every 8 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Counting and Probability holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: MATHCOUNTS Trainer has 102 ratings behind it against 7, so its average is the more settled of the two.

MATHCOUNTS Trainer ships an update every 3 months, Counting and Probability every 8 months. The most recent releases landed on September 14, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | MATHCOUNTS Trainer | Counting and Probability |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (102 ratings)](https://appshunter.io/ios/app/mathcounts-trainer/id1023961880/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/counting-and-probability/id6444738269/reviews)** |
| Number of ratings | **102** | 7 |
| Positive reviews | 70.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 37 MB | 8 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Art of Problem Solving](https://appshunter.io/developer/1023961879) | [DEEPPATH LLC](https://appshunter.io/developer/1531915855) |

## What reviewers say

### MATHCOUNTS Trainer

[App page](https://appshunter.io/ios/app/mathcounts-trainer/id1023961880)

Prepare for MATHCOUNTS competitions with thousands of practice problems from past events. Learn from detailed solutions, track your progress, and compete with others on the leaderboard. This free tool is designed for aspiring mathletes of all skill levels.

**Highlights:** Thousands of practice problems, Problems from past competitions, Full solutions provided, Progress tracking, Leaderboard competition, Practice for all levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Counting and Probability

[App page](https://appshunter.io/ios/app/counting-and-probability/id6444738269)

Access a curated collection of math competition problems focused on counting and probability. This app provides detailed solutions, bookmarking features for review, and note-taking capabilities to aid your study.

**Highlights:** Math competition problem collection, Detailed solutions provided, Bookmark problems for review, Note-taking for study, Organized problem collection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MATHCOUNTS Trainer free?

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

### Is Counting and Probability free?

Counting and Probability is free to download, with no in-app purchases.

### Which has better reviews, MATHCOUNTS Trainer or Counting and Probability?

Counting and Probability is rated higher. MATHCOUNTS Trainer averages 4.2 out of 5 from 102 ratings, while Counting and Probability averages 5.0 from 7 ratings.

### Do MATHCOUNTS Trainer or Counting and Probability have ads?

Neither MATHCOUNTS Trainer nor Counting and Probability shows ads.

### Which is updated more often, MATHCOUNTS Trainer or Counting and Probability?

MATHCOUNTS Trainer ships an update every 3 months, and Counting and Probability every 8 months. Most recently, MATHCOUNTS Trainer was updated on September 14, 2026 and Counting and Probability on June 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.*