Mental Math Games vs Space Gate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mental Math Games
Sharpen your mental math skills with this app offering a wide range of exercises from basic arithmetic to fractions and percentages. It features timed challenges, progress tracking, and customizable modes to suit all levels.
- Wide variety of math exercises
- Timed challenges for speed
- Progress tracking and high scores
- Adjustable difficulty levels
- Math tricks and shortcuts
- Customizable trainer mode
- Achievements and rewards
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Numbio (formerly FastMath) turns mental math into a fast, satisfying daily habit. Train arithmetic, master your times tables, and watch your calculation speed climb in just a few minutes a day. WHY NUMBIO? • Practice that adapts to you: difficulty scales from Easy to Extreme as you improve. • Bite-sized sessions for any schedule: a 60-second speed test or a full training plan. • Actually fun: turn drills into a game and keep your daily streak alive. PRACTICE EVERYTHING • Free core arithmetic: addition, subtraction, multiplication & division • Times tables, digit sums, mixed expressions & chained operations* • Word problems, equations, rule of three, fractions, GCD & LCM* • Advanced operations: percentages, squares, square roots & modulo* • Every number type: decimals, money, fractions, binary, Roman numerals & more* • Build your own custom training plans: practice exactly what you want* LEARN THE TRICKS • Step-by-step mental-math tricks and shortcuts that make hard sums easy • Practice any trick right away with a matching, ready-made drill* • A personalized "For You" feed that suggests what to learn next* PLAY & COMPETE • Brain-teasing games: Number Hunt, Magic Square, Sudoku & Mini Sudoku • Climb Game Center leaderboards and unlock dozens of achievements TRACK YOUR PROGRESS • Build daily streaks and hit personal goals that keep you coming back • Earn XP and level up through ten ranks, from Bronze to Diamond • Watch your speed and accuracy climb with detailed stats and personal bests • Set daily reminders so you never break your streak ON ALL YOUR DEVICES • Cross-device sync keeps your progress in step wherever you practice • Jump in within seconds from Home Screen and Lock Screen widgets • Family Sharing: share Numbio Pro with up to five family members • Available in 29 languages PERFECT FOR Students building arithmetic confidence • Test-takers prepping for GMAT, GRE & entrance exams • Professionals staying sharp • Parents and kids learning times tables • Anyone who loves a good number puzzle Join thousands of learners worldwide sharpening their mental math with Numbio. Questions or feedback? We'd love to hear from you at hello@numbio.com. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://www.numbio.com/privacy * Requires a Numbio Pro subscription.
Space Gate
Explore the universe with interactive 3D and AR experiences of the solar system. Discover celestial bodies, engage with live astronomy news, and even interact with black holes. Tailored for learning and education.
- 3D and AR solar system exploration
- Interactive black hole simulations
- Live astronomy magazine
- Educational celestial catalogs
- Capture and save celestial snapshots
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Explore the Universe with Space-Gate - An Interactive Celestial Journey Discover the Wonders of Space: Dive into an awe-inspiring journey across the cosmos with Space-Gate. Our app brings the mysteries of the universe to your fingertips, offering a unique blend of education and entertainment. Whether you're a curious child, a student with a thirst for knowledge, or an astronomy enthusiast, our app is your gateway to exploring the solar system and beyond in stunning detail. Engage with live astronomy magazine: Dive into the cosmos with our app's magazine feature—your portal to the latest astronomy news, riveting space exploration stories, and learning progress, all in one place. Stunning 3D and AR Experiences: Experience the solar system like never before! With breathtaking 3D and advanced AR technology, you can navigate through the orbits of planets, witness the dance of their moons, and marvel at the beauty of our universe in high resolution. Our app isn't just a visual treat; it's a journey that brings the galaxy to life. Interact with Black Holes: Ever wondered what it’s like to interact with a black hole? Our innovative feature lets you manipulate the fabric of space-time, offering an immersive and educational experience. Using latest technologies, witness how black holes bend time, space, and even light at the touch of your finger. Educational Catalogs & Snapshots: Explore our extensive catalogs filled with fascinating information about each celestial body. Capture and save breathtaking celestial scenes, perfect for wallpapers or sharing your space exploration with friends. Tailored for Learning: Perfect for educators and parents, our app is an invaluable tool for teaching. From young minds to advanced learners. The app offers premium features as subscription plans and in app purchases. Payment will be charged to your Apple ID Account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal 24 hours prior to the end of the current period, at the rate of your selected plan. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. During the free trial period, you can enjoy full access to all the app's features. If you decide to subscribe during the trial, any unused portion of the free trial period will be forfeited. For more information, please read terms of use: https://alpinebytes.ucraft.site/space-gate
Screenshots
Verdict
The clearest difference is price: Mental Math Games at Free against Space Gate's $12.99. Mental Math Games also leads on ratings volume (1.2K vs 202). Space Gate's advantage is iOS requirement (16.0 vs 26.0). On rating, review sentiment, update cadence and ads 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
Mental Math Games is free to download; Space Gate costs $12.99 up front. Mental Math Games sells 3 in-app purchases, starting at $4.99 per month and Space Gate sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Mental Math Games against 4.8 for Space Gate. That said, the two scores are not equally well evidenced: Mental Math Games has 1.2K ratings behind it against 202, so its average is the more settled of the two. Written reviews are what separate them: 93% of Mental Math Games's written reviews are positive against 86% of Space Gate's.
Mental Math Games ships an update every 9 days, Space Gate weekly. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.
| Parameter | Mental Math Games | Space Gate |
|---|---|---|
| Price | Free — better | $12.99 |
| Rating | 4.7 (1.2K ratings) | 4.8 (202 ratings) — better |
| Positive reviews | 93.4% of reviews — better | 85.8% of reviews |
| Number of ratings | 1.2K — better | 202 |
| Update frequency | Every 9 days | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 58 MB | 156 MB |
| Age rating | 4+ | 4+ |
| Developer | Peter Schmidt | Ali Samaei |
Customer experience
Mental Math Games
Space Gate
User reviews
Mental Math Games
From 1.2K App Store ratingsWhat we love
- 🚀 Helpful for learning math
- 👍 Fun and engaging
- 👍 Clean and intuitive interface
- 🚀 Effective for improving mental math skills
- 👍 Great for all ages
Room to improve
- 💰 Limited features in free version
- 🔒 Subscription required for full access
- 🐛 Occasional performance issues
Space Gate
From 202 App Store ratingsWhat we love
- 🎨 Stunning 3D graphics and visual quality
- 🌍 Immersive AR experience for exploring planets
- 📚 Comprehensive educational content about space
- 🎓 Excellent tool for teachers and students
- 📸 Screenshot/snapshot capture functionality
Room to improve
- 💰 Misleading free-to-play pricing model
- 🔒 Unexpected in-app purchase charges
- 🎮 Unintuitive navigation and UI
- 🐛 Orbital mechanics inaccuracies
- 🌙 Moon tidal locking not correctly simulated
Bugs and requests
Mental Math Games
Reported bugs
2 issues- Inconsistent scoring feedback
- Subscription issues with repeated charges
Requested features
4 requests- More advanced math operations (e.g., powers, roots)
- Customizable practice sessions
- Detailed performance analytics
- Ability to review past questions
Space Gate
Reported bugs
11 issues- Moon not tidally locked to Earth
- Moon orbiting Earth in wrong direction
- Planets orbiting sun in opposing/incorrect directions
- Uranus moons glitched
- Venus orbital speed faster than Mercury
Show 6 moreShow fewer
- Navigation stuck on celestial objects (e.g., Phobos)
- Unable to exit and return to main menu
- In-app purchase restoration issues between devices
- Moon rotates multiple times per orbit
- Difficulty backing out of exploration mode
- Mercury translation error in Turkish
Requested features
12 requests- Ability to set any planet as immobile center point
- More free planets without paywall
- Additional galaxies beyond solar system
- Toggle for planet/moon/star name labels
- Time-lapse function with variable speeds
Show 7 moreShow fewer
- More interactive black hole visualization
- Astrology-related content
- Improved moon orbit accuracy
- Correct planetary orbital directions
- Per-app language settings independent of iOS settings
- More detailed information and content
- True realistic scale mode with disclaimer
In-app purchases
Mental Math Games
- Pro Monthly$4.991 Month
- Pro Annual3 Days trial$17.991 Year
- Pro Lifetime$49.99
Space Gate
- Monthly Subscription$2.991 Month
- Annual Subscription3 Days trial$6.991 Year
- Lifetime Subscription$12.99
Questions
Is Mental Math Games free?
Is Space Gate free?
Which has better reviews, Mental Math Games or Space Gate?
Do Mental Math Games or Space Gate have ads?
Which is updated more often, Mental Math Games or Space Gate?
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