Math Ninja AR vs Hologo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Math Ninja AR
This app uses augmented reality to make learning math engaging for children. By combining physical movement with interactive math problems in a 3D world, it aims to improve concentration and memory retention of sums.
- Augmented reality math learning
- Physical activity for memory stimulation
- Interactive 3D Ninja World exploration
- Collectible cards
- No in-app purchases
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Ranked in the top 10 apps for 6 to 8 year olds in 109 countries! Stimulate your body & brain and memorize sums you’ll never forget! Boost Your Concentration and Memory with Body & Brain Activity! Ever wonder why you still know how to ride a bicycle despite everything else you have forgotten? “Math Ninja AR” was developed with the use of the latest AR technology, based on the concept that simultaneous stimulation to both your body and brain is the key to developing a long-term memory. Our goal is to provide experiences and sums, kids will never forget. Find the Villager with the Correct Answer! Explore every nook and cranny of the 3D Ninja World to find the villager with the correct answer to the math question. Physical movements of stretching, bending, squatting, crawling, reaching and peering will stimulate a child’s memory whilst providing a parent an opportunity for easy exercise. New Stage “Ninja Tower” Added and No More In-App Purchase! Together with the addition of a new ninja stage, we decided to remove in-app purchase in the hope that more and more kids are able to enjoy the world of Math Ninja AR. Enjoy all contents free of charge! [How to Play] - Find a flat surface through the camera view and tap to materialize the Math Ninja World - Find the villager with the correct answer to the formula located in the clouds - Win a card after every stage and collect a total of 50 cards! The PSG series have proven to be a big hit in Japan with 3 million downloads and over 1000 million problems solved.
Hologo
This app provides a safe AI learning companion for children. Kids can engage in natural conversations, ask questions, and explore concepts through augmented reality, fostering deeper understanding and curiosity across various subjects.
- Kid-safe conversational AI
- Immersive AR exploration
- Curiosity-driven learning
- Natural question-asking
- Visual understanding
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Hologo is a safe AI learning buddy designed just for kids. Children can talk to AI, ask questions naturally, and explore ideas through immersive AR — helping them truly understand, not just memorize. Built for families, Hologo turns screen time into meaningful learning by combining: • Kid-safe conversational AI • Visual, AR-powered understanding • Curiosity-driven learning across subjects AI comes first. AR brings it to life. Learning feels natural, confident, and fun.
Screenshots
Verdict
The clearest difference is in-app purchases: Math Ninja AR at none against Hologo's 5. Hologo's advantage is review sentiment (61% vs 28%). On price, rating, ratings volume and update cadence 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. Hologo sells 4 in-app purchases, starting at $9.99 per month. Math Ninja AR asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.5 for Math Ninja AR against 4.4 for Hologo. Both are backed by a comparable volume of ratings — 301 and 194 respectively. Written reviews are what separate them: 28% of Math Ninja AR's written reviews are positive against 61% of Hologo's.
Math Ninja AR ships an update every 3 weeks, Hologo monthly. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.
| Parameter | Math Ninja AR | Hologo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (301 ratings) — better | 4.4 (194 ratings) |
| Positive reviews | 28.3% of reviews | 60.7% of reviews — better |
| Number of ratings | 301 — better | 194 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 157 MB | 319 MB |
| Age rating | 4+ | 4+ |
| Developer | Fantamstick | Hologo World, Inc |
Customer experience
Math Ninja AR
Hologo
User reviews
Math Ninja AR
From 301 App Store ratingsWhat we love
- 💡 Good concept
- 💡 Fun learning
- 👍 Interesting concept
- 👍 Brilliant idea
Room to improve
- 🐛 App doesn't work
- 🐛 Doesn't load
- 🐛 Freezes
- 🐛 Screen flashes
- 🐛 Incomprehensible
Hologo
From 194 App Store ratingsWhat we love
- 🚀 Great AI Tutor for Kids
- 🚀 Exceptional learning experience
- 👍 Life changing
- 👍 Fantastic for STEM learning
- 👍 Enjoyable and interactive
Room to improve
- 🐛 Slow and crashes
- 🐛 Doesn't work reliably
- 🐛 Crashes and loading issues
- 🐛 Unusable, crashes frequently
- 🐛 Overheating issues
Bugs and requests
Math Ninja AR
Reported bugs
9 issues- App doesn't work
- Doesn't load
- Freezes at start screen
- Screen flashes
- Dark screen after selecting level
Show 4 moreShow fewer
- Button in foreign language
- Missing correct answers
- Ghost icon issue
- Cannot delete ghost icon
Requested features
9 requests- Make more for all subjects
- Combine AR with VR
- Add instructions
- Add difficulty settings
- Add rewards
Show 4 moreShow fewer
- Fix ghost icon issue
- Disable download for non-AR devices
- Add documentation
- Add microphone/camera permission requests
Hologo
Reported bugs
4 issues- Downloading issues
- Crashes on launch
- Doesn't load past country/language selection
- Models and features don't work as expected
Requested features
4 requests- Add more topics like psychology, astronomy, etc.
- Improve stability and reduce crashes
- Add support for more languages
- Provide pricing information upfront
In-app purchases
Math Ninja AR
No in-app purchases
Hologo
- Premium Student Access2 variants$9.991 Month
- Premium Teacher Subscription$9.991 Month
- Student Subscription$9.99
- Teacher Subscription$9.99









