MATHCOUNTS Trainer vs OTG Play Shift
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MATHCOUNTS Trainer
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.
- Thousands of practice problems
- Problems from past competitions
- Full solutions provided
- Progress tracking
- Leaderboard competition
- Practice for all levels
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Train your way to Nationals with the free MATHCOUNTS Trainer presented by Art of Problem Solving! With thousands of problems from previous School, Chapter, State, and National MATHCOUNTS competitions, the Trainer is great practice for aspiring MATHCOUNTS Mathletes of all levels. Full solutions are provided for every problem so players can learn how to approach even the toughest questions. Track your progress, compete against others, and see if you can climb to the top of the Leaderboard on the new MATHCOUNTS Trainer today! MATHCOUNTS Trainer only supports Guest mode on iOS. Play online at aops.com/mc for the full training experience. MATHCOUNTS® and Mathlete® are registered trademarks of the MATHCOUNTS Foundation.
OTG Play Shift
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.
- 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
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OTG (Occupational Therapy Games) is an engaging, interactive app designed to help children build essential visual and executive functioning skills—the foundation for strong cognitive development. Through structured, game-based activities, OTG supports the development of: - Visual tracking and visual discrimination - Attention and focus - Planning and sequencing - Problem-solving and working memory OTG also includes activities that support speech and language development, making it a versatile tool for occupational therapists, speech-language pathologists, educators, and parents. Key Features - Interactive exercises targeting visual perception and visual-motor integration - Games designed to strengthen planning, sequencing, and working memory - Activities that support speech, language, and communication development - Structured gameplay aligned with therapeutic and educational goals Game Categories Visual Skills - Left and Right Recognition - Letter Reversal - Shape Finder - Seek and Find Executive Functioning - Concentration - Sequencing - Pattern Coding - Time Teacher Early Literacy - Connect the Dots - Picture Spelling Sequence - Missing Letter - Color by Letter
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | MATHCOUNTS Trainer | OTG Play Shift |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.2 (102 ratings) | 5.0 (20 ratings) — better |
| Positive reviews | 70.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 102 — better | 20 |
| Update frequency | Every 3 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 37 MB | 557 MB |
| Age rating | 4+ | 4+ |
| Developer | Art of Problem Solving | Ian Larsen |
Customer experience
MATHCOUNTS Trainer
OTG Play Shift
In-app purchases
MATHCOUNTS Trainer
No in-app purchases
OTG Play Shift
No in-app purchases
Questions
Is MATHCOUNTS Trainer free?
Is OTG Play Shift free?
Which has better reviews, MATHCOUNTS Trainer or OTG Play Shift?
Do MATHCOUNTS Trainer or OTG Play Shift have ads?
Which is updated more often, MATHCOUNTS Trainer or OTG Play Shift?
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