Comparison

Exponential Mastery vs memoryOS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Exponential Mastery

Master exponential technologies and bold thinking with frameworks and insights from top leaders. Learn to predict breakthroughs, launch moonshot projects, and connect with a community building the future. Prepare to lead in a rapidly changing world.

Highlights
  • Exponential Primer Course
  • Access to Thought Leaders
  • Cutting-Edge AI Tools
  • Purpose-Driven Entrepreneurship
  • Networking Opportunities
  • Moonshot Project Strategies
Read full description

Step Into the Future—Master Exponential Technologies & Bold Thinking Join the Exponential Mastery membership and gain access to the frameworks, tools, and insights used by the world’s top CEOs, entrepreneurs, and investors. Led by Peter Diamandis and a world-class network of innovators, this program will help you think exponentially, act boldly, and prepare for the future. Learn how to predict technological breakthroughs using the 6 Ds of Exponential Growth, discover how to launch moonshot projects, and connect with a purpose-driven community that’s building the future. Prepare to lead the world that’s coming, not the one that exists today. What You’ll Unlock: • 15-Hour Exponential Primer Course: Build a strong foundation in exponential technologies and growth frameworks. • Exclusive Access to Thought Leaders: Insights from pioneers in AI, robotics, synthetic biology, and more. • Cutting-Edge Tools: AI tools to accelerate your learning and decision-making. • Purpose-Driven Entrepreneurship: Mindsets and strategies to create impact and abundance. • Networking Opportunities: Engage with innovators and bold thinkers shaping the future. Whether you're scaling a startup, investing in emerging industries, or building the next moonshot, Exponential Mastery will give you the tools to stay ahead and lead boldly. To access all features and content you can subscribe to Exponential Mastery on a yearly basis with an auto-renewing subscription right inside the app.* Pricing can vary by region and will be confirmed before purchase in the app. In app subscriptions will automatically renew at the end of their cycle. * All payments will be paid through your iTunes Account and may be managed under Account Settings after the initial payment. Subscription payments will automatically renew unless deactivated at least 24-hours before the end of the current cycle. Your account will be charged for renewal at least 24-hours prior to the end of the current cycle. Any unused portion of your free trial will be forfeited upon payment. Cancellations are incurred by disabling auto-renewal. Terms of Service: https://members.su.org/tos Privacy Policy: https://members.su.org/privacy

About

memoryOS

Enhance your memory with interactive lessons and a 3D virtual mind palace game. This app uses scientifically proven techniques like spaced repetition to boost long-term memory storage and knowledge retention. It's designed to make memorization skills joyful and effective for everyone.

Highlights
  • Interactive memory lessons
  • 3D Virtual Mind Palaces
  • Spaced repetition system
  • Gamified learning
  • Memorize names, lists, numbers, and more
  • Advanced study techniques
Features
Read full description

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 to VR. -- Joining memoryOS is free. This provides extensive value on the free plan, and you are not obligated to pay to start using it. You can subscribe to a Student Premium plan for as low as $3.49/month when billed annually or $4.99/month when billed monthly (it can be 10-20% higher in some countries due to local taxes). You can subscribe through the 'Shop' section of the memoryOS app and find the above-mentioned or go to your App Store app's profile and choose a desired plan there. Recurring payments will automatically renew unless you cancel your account at least 24 hours before the end of the current subscription period. You can manage your subscription, cancel anytime, or turn off auto-renewal by accessing your iTunes account. Join the memoryOS community of over 500,000+ early adopters who share this memorable journey! -- Terms: memoryOS.com/terms Privacy policy: memoryOS.com/privacy-policy Learn more at: memoryOS.com Contact us: support@memoryOS.com

Screenshots

Exponential Mastery4 screens
memoryOS4 screens

Verdict

The call

The clearest difference is in-app purchases: Exponential Mastery at none against memoryOS's 10. Exponential Mastery also leads on review sentiment (100% vs 80%). memoryOS's advantage is ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price, rating, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. memoryOS sells 9 in-app purchases, starting at $5.99 per month. Exponential Mastery asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Exponential Mastery against 4.9 for memoryOS. That said, the two scores are not equally well evidenced: memoryOS has 17K ratings behind it against 42, so its average is the more settled of the two. Written reviews are what separate them: 100% of Exponential Mastery's written reviews are positive against 80% of memoryOS's.

UpkeepUpdate frequency

Exponential Mastery ships an update every 4 months, memoryOS fortnightly. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

Scorecard7 real differences · 4 level
Exponential Mastery versus memoryOS: the parameters behind the verdict, then further details
ParameterExponential MasterymemoryOS
PriceFreeFree
Rating5.0 (42 ratings) — better4.9 (17K ratings)
Positive reviews100.0% of reviews — better80.2% of reviews
Number of ratings4217K — better
Update frequencyEvery 4 monthsFortnightly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationSubscriptionFree with in-app purchases — better
Best chart rank—#59 — better
DevicesiPhone, iPad, iPod, Apple TV — betteriPhone, iPad, iPod
Requires iOS15.0 — better15.2
Further details — not scored
Size67 MB232 MB
Age rating4+4+
DeveloperPHD Ventures Inc.Encoder Inc.

Customer experience

Exponential Mastery

All ratings41 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews38 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

memoryOS

All ratings17,203 ratings
Positive97.2%
Neutral1.0%
Negative1.8%
Written reviews1,723 reviews
Positive80.2%
Neutral5.0%
Negative14.9%

User reviews

Exponential Mastery

From 42 App Store ratings

What we love

  • ✨ Outstanding content quality
  • 💡 Futuristic and innovative content
  • 🧠 Inspiring and thought-provoking
  • 🚀 Access to brilliant minds and experts
  • 👍 Easy to use and smooth experience

Room to improve

  • 🔍 Difficulty finding next video in a series
  • 🔎 Hard to locate information via search alone
  • ⏩ Lack of video speed control (double speed desired)

memoryOS

From 17K App Store ratings

What we love

  • 🚀 Effective memory techniques
  • 👍 Interactive and engaging
  • 💡 Innovative use of memory palaces
  • 🤩 Impressive results in a short time
  • 🎉 Fun and enjoyable to use

Room to improve

  • 💰 Expensive subscription model
  • 🐛 Buggy and crashes frequently
  • 🤔 Confusing navigation and UI
  • 🔒 Lack of transparency around pricing
  • 🙄 Aggressive upselling and marketing tactics

Bugs and requests

Exponential Mastery

Reported bugs

2 issues
  • Original app had glitches (now fixed)
  • No longer glitches in the new app

Requested features

2 requests
  • Ability to double video playback speed
  • Improved search functionality for series content

memoryOS

Reported bugs

5 issues
  • Login issues and account management problems
  • Frequent crashes and app instability
  • Navigation and UI elements not working as expected
  • Syncing issues between devices and lost progress
  • Connectivity problems when using cellular data

Requested features

5 requests
  • More free content and lessons
  • Ability to create custom memory palaces
  • Better progress tracking and analytics
  • Integration with other learning/productivity apps
  • Offline mode for lessons and memory palaces

In-app purchases

None

Exponential Mastery

No in-app purchases

9 purchases

memoryOS

Subscriptions9
  • Student Monthly Plan7 Days trial$5.991 Month
  • Essential Weekly Plan7 Days trial$6.997 Days
  • Essential Monthly Plan$15.991 Month
Show 6 more
  • Expert Monthly Plan$27.991 Month
  • Essential Annual Plan7 Days trial2 variants$89.991 Year
  • Expert Annual Plan7 Days trial$148.991 Year
  • Expert Annual Plan1 Month trial$149.991 Year
  • Expert Annual Plan7 Days trial$159.991 Year
  • Expert Annual Plan1 Month trial$159.991 Year

Questions

Is Exponential Mastery free?
Exponential Mastery is free to download, with no in-app purchases.
Is memoryOS free?
memoryOS is free to download, with in-app purchases available.
Which has better reviews, Exponential Mastery or memoryOS?
Exponential Mastery is rated higher. Exponential Mastery averages 5.0 out of 5 from 42 ratings, while memoryOS averages 4.9 from 17K ratings.
Do Exponential Mastery or memoryOS have ads?
Exponential Mastery shows ads; memoryOS does not.
Which is updated more often, Exponential Mastery or memoryOS?
Exponential Mastery ships an update every 4 months, and memoryOS fortnightly. Most recently, Exponential Mastery was updated on November 3, 2026 and memoryOS on November 9, 2026.

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