# memoryOS vs Marvin Learning

The clearest difference is in-app purchases: Marvin Learning at none against memoryOS's 28. Marvin Learning also leads on review sentiment (100% vs 80%) and iOS requirement (13.4 vs 15.2). memoryOS's advantage is update cadence (every 3 weeks vs every 35 months) and ratings volume (17K vs 2). On price, rating, ads and device support there is nothing between them.

Both are free to download. memoryOS sells 23 in-app purchases, starting at $3.99 per 7 days. Marvin Learning asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for memoryOS against 5.0 for Marvin Learning. That said, the two scores are not equally well evidenced: memoryOS has 17K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 80% of memoryOS's written reviews are positive against 100% of Marvin Learning's.

memoryOS ships an update every 3 weeks, Marvin Learning every 35 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | memoryOS | Marvin Learning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (17K ratings)](https://appshunter.io/ios/app/memoryos-memory-games/id1553283646/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/marvin-learning/id1619387391/reviews)** |
| Number of ratings | **17K** | 2 |
| Positive reviews | 80.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 35 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#62** | — |
| Size | 248 MB | 17 MB |
| Requires iOS | 15.2 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Encoder Inc.](https://appshunter.io/developer/1524669695) | [Marvin Commercial Solutions](https://appshunter.io/developer/880168658) |

## What reviewers say

### memoryOS

[App page](https://appshunter.io/ios/app/memoryos-memory-games/id1553283646)

**Currently charting:** #62 Top Grossing · Education, #114 Top Free · Education (US App Store)

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.

**Highlights:** Interactive bite-sized lessons, Virtual Mind Palaces game, Spaced repetition system, Scientifically proven techniques, Improve knowledge retention, Memorize diverse information

**Features:** Vision Pro support

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Weekly Plan | $3.99 | per 7 days |
| Student Monthly Plan | $5.99 | per month |
| Expert Weekly Plan | $6.99 | per 7 days |
| Essential Weekly Plan | $6.99 | per 7 days |
| Essential Monthly Plan | $14.99 | per month |
| Essential Monthly Plan | $14.99 | per month |
| Essential Monthly Plan | $16.99 | per month |
| Student 3 Months Plan | $19.99 | per 3 months |
| Expert Monthly Plan | $24.99 | per month |
| Expert Monthly Plan | $29.99 | per month |
| Expert 3 Months Plan | $49.99 | per 3 months |
| Expert 3 Months Plan | $69.99 | per 3 months |
| Expert 6 Months Plan | $89.99 | per 6 months |
| Essential Annual Plan | $89.99 | per year |
| Essential Annual Plan | $89.99 | per year |
| Essential Annual Plan | $89.99 | per year |
| Expert Annual Plan | $148.99 | per year |
| Expert Annual Plan | $149.99 | per year |
| Expert Annual Plan | $174.99 | per year |
| Expert Annual Plan | $174.99 | per year |
| 10 Hearts | $0.99 | one-time |
| 10 Loci Coins | $2.99 | one-time |
| 50 Loci Coins | $14.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- 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**

- 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


### Marvin Learning

[App page](https://appshunter.io/ios/app/marvin-learning/id1619387391)

Access self-directed and virtual instructor-led training on products, systems, and installation best practices. This app provides valuable resources for employees and partners to succeed in their roles, whether on-the-go or in the office.

**Highlights:** Self-directed training, Virtual instructor-led training, Product knowledge, System training, Installation best practices, On-the-go access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is memoryOS free?

memoryOS is free to download, with in-app purchases available.

### Is Marvin Learning free?

Marvin Learning is free to download, with no in-app purchases.

### Which has better reviews, memoryOS or Marvin Learning?

Marvin Learning is rated higher. memoryOS averages 4.9 out of 5 from 17K ratings, while Marvin Learning averages 5.0 from 2 ratings.

### Do memoryOS or Marvin Learning have ads?

Neither memoryOS nor Marvin Learning shows ads.

### Which is updated more often, memoryOS or Marvin Learning?

memoryOS ships an update every 3 weeks, and Marvin Learning every 35 months. Most recently, memoryOS was updated on October 16, 2026 and Marvin Learning on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*