Fast Math vs EqX
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Fast Math
Test your mental agility with rapid-fire math challenges. Quickly decide if presented equations are correct or incorrect under tight time constraints. It's a fast-paced game designed to sharpen your quick thinking and calculation skills.
- Rapid math problem solving
- Time-sensitive judgments
- Quick decision making
- Brain training exercises
- Simple interface
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Simple math problems, but you only have a short time to make a judgment, right or wrong, and make your choice quickly!
EqX
This app offers a challenging math puzzle adventure for all ages. Build formulas, hit target numbers, and test your skills with a variety of levels and operators. It's designed to sharpen math skills and provide a fun mental workout.
- Formula building
- Target number challenges
- Interactive keypad with advanced operators
- Progressive difficulty levels
- Achievements and leaderboards
- Real-time feedback
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Equation - X: The Ultimate Math Game for Brain Training and mental workout math. Challenge your mind, Sharpen your math skills, and make Equation - X the perfect companion for daily fun. Unleash Your Inner Math Solver ! Step into the world of Equation - X (Eq-X) with your math tricks, where math meets creativity! Build formulas, hit target numbers, and test your skills in this thrilling, brain-boosting math puzzle adventure. It's a mental workout math game for kids with tons of levels to keep them hooked. It's also a suitable math game for adults to continue training your brain with essential math and maintain a healthy brain without leading to dementia or Alzheimer's in future. For kids its just a fun math learning app while for expert mathematicians its a mental arithmetic game, How to Play Target Numbers: Solve for the goal (e.g., 29) by creating a valid formula. Interactive Keypad: Use numbers, basic arithmetic (+, -, ×, ÷), and advanced operators (^, %, //, √, !). Real-Time Feedback: See your calculations come to life instantly. Score Big: Outpace the clock and master complexities to earn massive points! Features Levels for All: Start with simple challenges and progress to mind-bending 5-digit targets. Smart Scoring: Earn points for creative formulas, speed, and complexity. Achievements & Leaderboards: Compete globally or challenge your friends for the top spot! Level Progression Starter Levels (1-5): Warm up with single-digit targets. Basic Levels (6-19): Solve double-digit puzzles with new operators. Advanced Levels (20-49): Face triple-digit challenges. Expert Levels (50-99): Tackle 4-digit puzzles under time pressure. Master Level (100): The ultimate 5-digit challenge awaits! Why You’ll Love Eq-X Boost Your Brain: Improve problem-solving and math skills while having fun. Challenge Yourself: Progressive difficulty with endless replayability. Fun for All Ages: Perfect for math lovers, students, and puzzle enthusiasts! Download Equation - X now and start solving! Challenge your mind, set new records, and enjoy hours of mathematical fun. Let the equation-solving adventure begin!
Screenshots
Verdict
The clearest difference is review sentiment: EqX at 100% against Fast Math's 33%. On price, update cadence, ads and 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fast Math ships an update fortnightly, EqX every 8 days. The most recent releases landed on September 17, 2026 and June 1, 2026 respectively.
| Parameter | Fast Math | EqX |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (79 ratings) — better | — |
| Positive reviews | 33.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 79 — better | — |
| Update frequency | Fortnightly | Every 8 days — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 8 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Zhengzhou Sibo Intelligent Technology Co., Ltd. | Nithin Cherian |
Customer experience
Fast Math
EqX
In-app purchases
Fast Math
No in-app purchases
EqX
No in-app purchases









