memoryOS vs Orator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
memoryOS
Enhance your memory and focus with interactive lessons and a virtual mind palace game. Learn scientifically proven techniques to improve knowledge retention and recall a wide range of information, from names and numbers to complex data and entire books.
- Interactive bite-sized lessons
- Virtual Mind Palaces game
- Spaced repetition system
- Scientifically proven techniques
- Improve knowledge retention
- Memorize diverse information
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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
Orator
Enhance your public speaking and interview skills with AI-powered feedback. Practice real-life scenarios, improve vocal techniques, and track your progress to build confidence in any speaking situation.
- Real-time feedback on pace, pitch, and clarity
- AI-powered speaking scenarios
- Voice training lessons and drills
- Pronunciation and diction practice
- Progress tracking and daily habits
- Vocabulary expansion tools
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Orator is your AI speaking coach for interviews, presentations, pitches, sales calls, wedding toasts, first dates, and everyday confidence. Practice out loud. Get real-time feedback. Train your voice in 5–10 minutes a day. WHAT YOU CAN DO WITH ORATOR • Get instant feedback on filler words, pace, pitch, clarity, energy, and confidence • Practice live AI scenarios with an interviewer, investor, client, date, skeptic, or tough audience member • Train with short lessons on breath, articulation, projection, resonance, pacing, and stage presence • Improve diction with voice drills, tongue twisters, breath exercises, and pronunciation practice • Prepare for real moments: job interviews, salary conversations, presentations, networking, sales calls, speeches, and difficult conversations • Build a daily speaking habit with streaks, goals, achievements, and progress tracking • Expand your vocabulary with Word of the Day, pronunciation support, and speaking prompts WHY ORATOR Most of us were never taught how to speak well. We learned to write essays, solve equations, code apps, and prepare slides — but not how to use the one tool we rely on every day: our voice. Orator helps you train the mechanics of confident speaking: breath, rhythm, clarity, pace, tone, and vocal presence. It is not just about what to say. It is about how you say it. LIVE AI SCENARIOS Do not just rehearse a script. Speak with AI characters that listen, respond, and push back in real time. Practice answering interview questions. Handle objections in a sales call. Prepare for a first date. Respond to a skeptical investor. Rehearse a wedding toast. Warm up before a presentation. The first time you face the real moment does not have to feel like the first time. REAL-TIME SPEECH ANALYSIS Record yourself and get feedback on: • Filler words like “um,” “like,” and “you know” • Speaking pace • Pitch range • Clarity • Energy • Confidence • Vocal habits over time Track your progress across days, weeks, and months. SHORT LESSONS. REAL PRACTICE. Build the foundation of a stronger speaking voice with hundreds of lessons and drills covering: • Breath control • Articulation • Projection • Resonance • Pitch • Pacing • Stage presence • Conversational confidence Train like a musician practices scales or an athlete trains form: one focused skill at a time. WHO ORATOR IS FOR Orator is built for: • Job seekers preparing for interviews • Professionals preparing for reviews, negotiations, and meetings • Founders pitching investors • Leaders preparing for keynotes and board meetings • Teachers, professors, trainers, and public speakers • Sales professionals practicing calls and objections • Students building presentation confidence • Anyone who freezes when called on, dreads small talk, or wants to sound clearer, calmer, and more confident PRIVACY & TRUST Microphone and speech recognition permissions are used to analyze your practice. Your recordings are used only to support your speaking practice and feedback. No ads. No data sold. Train daily. Speak deliberately. Be heard. SUBSCRIPTION INFORMATION An ORATOR SUBSCRIPTION is required to use and enjoy full access to features and content, including voice analysis, Word of the Day, and the full lesson library. If you choose an ORATOR subscription, payment will be charged to your iTunes Account at confirmation of purchase. The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before the current period ends. From iTunes Account settings you can manage your subscription and turn off auto-renew. Your iTunes Account will be charged when the purchase is confirmed. If you subscribe before your trial ends, the remaining free trial period will be forfeited when your purchase is confirmed. LEGAL Terms of Use (EULA): https://theoratorapp.com/terms Privacy Policy: https://theoratorapp.com/privacy
Screenshots
Verdict
The clearest difference is ads: memoryOS at none against Orator's shown. memoryOS also leads on ratings volume (17K vs 6) and chart position (#54 vs unranked). On price, rating, update cadence 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. memoryOS sells 23 in-app purchases, starting at $3.99 per 7 days and Orator sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for memoryOS against 4.8 for Orator. That said, the two scores are not equally well evidenced: memoryOS has 17K ratings behind it against 6, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 23, 2026 and October 18, 2026 respectively.
| Parameter | memoryOS | Orator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (17K ratings) — better | 4.8 (6 ratings) |
| Positive reviews | 80.4% of reviews | — |
| Number of ratings | 17K — better | 6 |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #54 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.2 — better | 16.0 |
| Further details — not scored | ||
| Size | 248 MB | 108 MB |
| Age rating | 4+ | 4+ |
| Developer | Encoder Inc. | AlgoEdge Labs LLC |
Customer experience
memoryOS
Orator
Bugs and requests
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
Orator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
memoryOS
- Student Weekly Plan$3.997 Days
- Student Monthly Plan7 Days trial$5.991 Month
- Expert Weekly Plan7 Days trial$6.997 Days
Show 17 moreShow fewer
- Essential Weekly Plan7 Days trial$6.997 Days
- Essential Monthly Plan7 Days trial$14.991 Month
- Essential Monthly Plan2 variants$14.991 Month
- Essential Monthly Plan$16.991 Month
- Student 3 Months Plan$19.993 Months
- Expert Monthly Plan$24.991 Month
- Expert Monthly Plan$29.991 Month
- Expert 3 Months Plan7 Days trial$49.993 Months
- Expert 3 Months Plan$69.993 Months
- Expert 6 Months Plan7 Days trial$89.996 Months
- Essential Annual Plan1 Month trial$89.991 Year
- Essential Annual Plan7 Days trial3 variants$89.991 Year
- Essential Annual Plan14 Days trial$89.991 Year
- Expert Annual Plan7 Days trial$148.991 Year
- Expert Annual Plan1 Month trial$149.991 Year
- Expert Annual Plan7 Days trial$174.991 Year
- Expert Annual Plan1 Month trial$174.991 Year
- 10 Hearts$0.99
- 10 Loci Coins$2.99
- 50 Loci Coins$14.99
Orator
- Orator Weekly$3.997 Days
- Orator Monthly$12.991 Month
- Orator Yearly3 Days trial$59.991 Year









