memoryOS: Memory Games
memoryOS: Memory Games is #62 in Education Grossing in United States and charting in 3 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperEncoder Inc.
CategoryEducation
PriceFree
Released
Rating★ 4.9 (16k)
Version1.5.9
Age rating4+
First seen by us
25 Sep 2026
Installs (est.)1M+ worldwide
Rating
4.9 ★
16k ratings
Measured
Best rank now
#62
Measured
memoryOS: Memory Games on the App Store
App details
App ID
1553283646
Publisher
Encoder Inc.
Content rating
4+
memoryOS: Memory Games downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where memoryOS: Memory Games's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in memoryOS: Memory Games before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: In-app purchase-led
How memoryOS: Memory Games makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| EducationGrossing | #62 | |
| EducationFree | #107 | |
| EducationGrossing | #27 | |
| EducationFree | #124 |
Apps near memoryOS: Memory Games on the chart
Education Grossing, around #62.
Ratings
App Store, worldwide.
Rating
4.9 ★
16k ratings
Measured
Ratings
16k
Measured
About memoryOS: Memory Games
memoryOS contains interactive bite-sized lessons by a 2X World Memory Champion and an educational 3D game of Virtual Mind Palaces - all in one easy-to-use app. It utilizes scientifically proven memory techniques, spaced repetition and patented game mechanics to enhance long-term memory storage and improve knowledge retention.
memoryOS is loved by 500,000+ people worldwide because it is a whole new, joyful & game-changing tool for obtaining the most effective memorization skills.
Co-founded by Jonas von Essen, who went from struggling to remember to becoming a World Memory Champion, winning on Who Wants To Be a Millionaire, "Jeopardy, and setting a world record by memorizing 100,000 decimals of Pi .
memoryOS app has over 18k public worldwide ratings on Apple and Google app stores combined, averaging 4.8 stars. Users also continue adding 5-star reviews daily, sharing how effective and life-changing memoryOS has been for them. Also, memoryOS remains the most crowdfunded app in Kickstarter’s history.
Memorization is as important as reading and writing and should be taught as our base skill. Our mission is to enable millions of people to remember needed information easily.
With memoryOS, you will learn how to memorize:
- Names, Long speeches, Lists of items, Birthdays, Personal facts, Passwords, Trivia, Languages, Vocabulary and phrases, Countries and Capitals, Flags, Historical timeline, Numbers, Periodic table
- Content of complete books, Dates of significant events, Complex data structures, Concepts, and figures
- Art, Anatomy, Decks of cards, Advanced number systems; Long sequences of numbers, Binary Digits
You will also learn:
- How to keep track of years, months, weeks, and days
- Advanced study techniques, Spaced Repetition system, Speed memorization
Why did Google Brands Accelerator recognize memoryOS as being 'Light Years Ahead' in the memory space?
• memoryOS delivers results:
During our pre-launch phase, thousands of users completed our demo and, on average, had a 70% increase in recall and a 60% increase in recall speed just after the first ~40min session.
• Providing your mind with structured storage space:
We have spent tens of thousands of hours creating and optimizing our Virtual Mind Palaces, so you don’t have to spend months constructing your own the hard way. These virtual palaces serve as blueprints for your mind's storage space, allowing you to easily encode, store and recall like a memory champion.
• A proven innovative approach that works:
During our research and development stage, thousands of people of all age groups and even those with difficult medical conditions found memoryOS as an effective and useful tool. Actual results exceeded our team’s expectations.
• Gamified edtech at its best:
memoryOS has proven to work on people with no prior gaming experience - anyone can use it. Utilizing the power of the Unity game engine, memoryOS is widely accessible on all mobile and tablet devices and is soon coming t
memoryOS is loved by 500,000+ people worldwide because it is a whole new, joyful & game-changing tool for obtaining the most effective memorization skills.
Co-founded by Jonas von Essen, who went from struggling to remember to becoming a World Memory Champion, winning on Who Wants To Be a Millionaire, "Jeopardy, and setting a world record by memorizing 100,000 decimals of Pi .
memoryOS app has over 18k public worldwide ratings on Apple and Google app stores combined, averaging 4.8 stars. Users also continue adding 5-star reviews daily, sharing how effective and life-changing memoryOS has been for them. Also, memoryOS remains the most crowdfunded app in Kickstarter’s history.
Memorization is as important as reading and writing and should be taught as our base skill. Our mission is to enable millions of people to remember needed information easily.
With memoryOS, you will learn how to memorize:
- Names, Long speeches, Lists of items, Birthdays, Personal facts, Passwords, Trivia, Languages, Vocabulary and phrases, Countries and Capitals, Flags, Historical timeline, Numbers, Periodic table
- Content of complete books, Dates of significant events, Complex data structures, Concepts, and figures
- Art, Anatomy, Decks of cards, Advanced number systems; Long sequences of numbers, Binary Digits
You will also learn:
- How to keep track of years, months, weeks, and days
- Advanced study techniques, Spaced Repetition system, Speed memorization
Why did Google Brands Accelerator recognize memoryOS as being 'Light Years Ahead' in the memory space?
• memoryOS delivers results:
During our pre-launch phase, thousands of users completed our demo and, on average, had a 70% increase in recall and a 60% increase in recall speed just after the first ~40min session.
• Providing your mind with structured storage space:
We have spent tens of thousands of hours creating and optimizing our Virtual Mind Palaces, so you don’t have to spend months constructing your own the hard way. These virtual palaces serve as blueprints for your mind's storage space, allowing you to easily encode, store and recall like a memory champion.
• A proven innovative approach that works:
During our research and development stage, thousands of people of all age groups and even those with difficult medical conditions found memoryOS as an effective and useful tool. Actual results exceeded our team’s expectations.
• Gamified edtech at its best:
memoryOS has proven to work on people with no prior gaming experience - anyone can use it. Utilizing the power of the Unity game engine, memoryOS is widely accessible on all mobile and tablet devices and is soon coming t
Latest updates
1.5.9
Thank you for your continued feedback! We are dedicated to making mOS the best experience possible for you. In this update, we've focused on user experience and performance:
Fresh First Impression
We've updated the Splash Screen with a new look to welcome you in style.
Better Onboarding
We've refined the app onboarding flow to get you up and running faster and more smoothly than ever.
Under the Hood
We've fixed several bugs and improved overall app stability for a smoother experience.