# Uncommon U vs memoryOS

The clearest difference is in-app purchases: Uncommon U at none against memoryOS's 28. Uncommon U also leads on iOS requirement (8.0 vs 15.2). memoryOS's advantage is ads (none vs shown) and review sentiment (80% vs 50%). On price, rating 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. Uncommon U asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Uncommon U against 4.9 for memoryOS. That said, the two scores are not equally well evidenced: memoryOS has 17K ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 50% of Uncommon U's written reviews are positive against 80% of memoryOS's.

## The numbers

| Metric | Uncommon U | memoryOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uncommon-u/id1295087870/reviews)** | [4.9 (17K ratings)](https://appshunter.io/ios/app/memoryos-memory-games/id1553283646/reviews) |
| Number of ratings | 1 | **17K** |
| Positive reviews | 50.0% of reviews | **80.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 weeks |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#62** |
| Size | 22 MB | 248 MB |
| Requires iOS | **8.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Uncommon Knowledge](https://appshunter.io/developer/658735313) | [Encoder Inc.](https://appshunter.io/developer/1524669695) |

## What reviewers say

### Uncommon U

[App page](https://appshunter.io/ios/app/uncommon-u/id1295087870)

Access specialized psychology courses designed to enhance understanding of oneself and others. Learn practical wisdom for healthier, more successful living and mental balance. Join a community dedicated to making psychological insights accessible to everyone.

**Highlights:** Psychology courses, Personal development, Self-understanding, Interpersonal skills, Mental balance techniques

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Uncommon U free?

Uncommon U 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, Uncommon U or memoryOS?

Uncommon U is rated higher. Uncommon U averages 5.0 out of 5 from 1 ratings, while memoryOS averages 4.9 from 17K ratings.

### Do Uncommon U or memoryOS have ads?

Uncommon U shows ads; memoryOS does not.

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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.*