# MATHCOUNTS Trainer vs OTG Play Shift

The clearest difference is price: MATHCOUNTS Trainer at Free against OTG Play Shift's $4.99. MATHCOUNTS Trainer also leads on ratings volume (102 vs 20) and iOS requirement (12.0 vs 15.0). OTG Play Shift's advantage is rating (5.0 vs 4.2) and review sentiment (100% vs 71%). On ads, in-app purchases and device support there is nothing between them.

MATHCOUNTS Trainer is free to download; OTG Play Shift costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OTG Play Shift 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 20, so its average is the more settled of the two. Written reviews point the same way: 71% of MATHCOUNTS Trainer's written reviews are positive against 100% of OTG Play Shift's.

MATHCOUNTS Trainer ships an update every 3 months, OTG Play Shift every 6 weeks. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | MATHCOUNTS Trainer | OTG Play Shift |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.2 (102 ratings)](https://appshunter.io/ios/app/mathcounts-trainer/id1023961880/reviews) | **[5.0 (20 ratings)](https://appshunter.io/ios/app/otg-play-shift/id6759209520/reviews)** |
| Number of ratings | **102** | 20 |
| Positive reviews | 70.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | **Free** | Paid |
| Size | 37 MB | 557 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Art of Problem Solving](https://appshunter.io/developer/1023961879) | [Ian Larsen](https://appshunter.io/developer/1877431364) |

## 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


### OTG Play Shift

[App page](https://appshunter.io/ios/app/otg-play-shift/id6759209520)

This app uses engaging, game-based activities to help children develop crucial visual and executive functioning skills. It supports cognitive development through exercises targeting visual tracking, attention, planning, and problem-solving, also aiding speech and language development.

**Highlights:** Interactive visual perception exercises, Games for planning and sequencing, Activities for speech and language development, Structured gameplay for therapeutic goals, Visual skills training, Executive functioning development

**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 OTG Play Shift free?

OTG Play Shift costs $4.99, with no in-app purchases.

### Which has better reviews, MATHCOUNTS Trainer or OTG Play Shift?

OTG Play Shift is rated higher. MATHCOUNTS Trainer averages 4.2 out of 5 from 102 ratings, while OTG Play Shift averages 5.0 from 20 ratings.

### Do MATHCOUNTS Trainer or OTG Play Shift have ads?

Neither MATHCOUNTS Trainer nor OTG Play Shift shows ads.

### Which is updated more often, MATHCOUNTS Trainer or OTG Play Shift?

MATHCOUNTS Trainer ships an update every 3 months, and OTG Play Shift every 6 weeks. Most recently, MATHCOUNTS Trainer was updated on September 14, 2026 and OTG Play Shift on September 18, 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.*