Comparison

Expercast vs memoryOS

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

Head to head
About

Expercast

Transform your commute, exercise, or chores into learning opportunities with this audio app. Listen to curated articles, your favorite blogs, saved web content, documents, and even email newsletters. Track your progress, compete with friends, and master speed listening.

Highlights
  • Listen to curated article collections
  • Convert blogs and websites to audio
  • Save and listen to articles from any source
  • Listen to PDF, Word, and EPUB files
  • Forward email newsletters for audio playback
  • Track listening stats and streaks
  • Speed listening training mode
Read full description

Expercast is a spoken audio app that allows you to convert your downtime into knowledge. Start getting more out of the many hours you spend commuting, exercising, or doing housework! CAREFULLY CRAFTED CURATIONS Listen to collections of the all-time greatest articles on any topic, lovingly assembled by our curation team and expert users. SMART FEEDS OF ANY BLOG Struggling to keep up with your favorite blogs? Listen to them via Expercast! It’s like an RSS feed reader, but smarter, and in audio. SAVE ARTICLES FROM ANYWHERE Found a great article on the web or in another app? Save it to Expercast and listen to it later! We also integrate with Instapaper. LISTEN TO PDF, WORD, AND EPUB FILES Save files to Expercast and listen to them during your downtime. We support PDF files, Word documents, EPUB files, and more. CURATE EXPERCASTS OF YOUR OWN Assemble your favorite articles on any given topic by creating article collections of your own, for your friends and followers to subscribe to. LISTEN TO EMAIL NEWSLETTERS Falling behind in reading your email newsletters? Just forward them to Expercast, and we’ll add them to your listening queue! TRACK YOUR LISTENING STATS To help you form a healthy habit around exploiting your downtime, we nudge you to complete 30-day challenges, and to build daily and weekly streaks. COMPETE WITH YOUR FRIENDS Compare your listening achievements with those of your friends. And earn a black belt by joining the top 10% of our listeners! LEARN SPEED LISTENING Expercast features a speed listening training mode that helps you acquire a maximum amount of knowledge in your limited amount of downtime. DOZENS OF VOICES AND LANGUAGES Expercast supports a large variety of male and female voices across virtually any language for you to choose from. Do you have any questions? Ideas for how to improve our app? We’re happy to hear from you! Just drop us a note at support@expercast.com or feedback@expercast.com.

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

Expercast4 screens
memoryOS4 screens

Verdict

The call

The clearest difference is in-app purchases: Expercast at none against memoryOS's 10. Expercast also leads on review sentiment (100% vs 80%). memoryOS's advantage is ratings volume (17K vs 6) and chart position (#68 vs unranked). On price, rating, ads 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. Expercast 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 Expercast against 4.9 for memoryOS. 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. Written reviews are what separate them: 100% of Expercast's written reviews are positive against 80% of memoryOS's.

UpkeepUpdate frequency

Expercast ships an update monthly, memoryOS fortnightly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard7 real differences · 4 level
Expercast versus memoryOS: the parameters behind the verdict, then further details
ParameterExpercastmemoryOS
PriceFreeFree
Rating5.0 (6 ratings) — better4.9 (17K ratings)
Positive reviews100.0% of reviews — better80.2% of reviews
Number of ratings617K — better
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank—#68 — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.2 — better
Further details — not scored
Size116 MB232 MB
Age rating17+4+
DeveloperRivuspurusEncoder Inc.

Customer experience

Expercast

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

memoryOS

All ratings17,203 ratings
Positive97.2%
Neutral1.0%
Negative1.8%
Written reviews1,710 reviews
Positive80.2%
Neutral5.0%
Negative14.8%

Bugs and requests

Expercast

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

Expercast

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 Expercast free?
Expercast 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, Expercast or memoryOS?
Expercast is rated higher. Expercast averages 5.0 out of 5 from 6 ratings, while memoryOS averages 4.9 from 17K ratings.
Do Expercast or memoryOS have ads?
Neither Expercast nor memoryOS shows ads.
Which is updated more often, Expercast or memoryOS?
Expercast ships an update monthly, and memoryOS fortnightly. Most recently, Expercast was updated on November 2, 2026 and memoryOS on November 7, 2026.

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