# The Singing Larynx vs memoryOS

The clearest difference is price: memoryOS at Free against The Singing Larynx's $1.99. memoryOS also leads on rating (4.9 vs 4.0) and review sentiment (80% vs 40%). The Singing Larynx's advantage is in-app purchases (none vs 10) and iOS requirement (10.0 vs 15.2). On ads and device support there is nothing between them.

memoryOS is free to download; The Singing Larynx costs $1.99 up front. memoryOS sells 9 in-app purchases, starting at $5.99 per month. The Singing Larynx asks for nothing beyond the download.

memoryOS holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: memoryOS has 17K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 40% of The Singing Larynx's written reviews are positive against 80% of memoryOS's.

## The numbers

| Metric | The Singing Larynx | memoryOS |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/the-singing-larynx/id1546254115/reviews) | **[4.9 (17K ratings)](https://appshunter.io/ios/app/memoryos-memory-games/id1553283646/reviews)** |
| Number of ratings | 3 | **17K** |
| Positive reviews | 40.0% of reviews | **80.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#58** |
| Size | 174 MB | 232 MB |
| Requires iOS | **10.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bethea Medical Media, LLC](https://appshunter.io/developer/1477551716) | [Encoder Inc.](https://appshunter.io/developer/1524669695) |

## What reviewers say

### The Singing Larynx

[App page](https://appshunter.io/ios/app/the-singing-larynx/id1546254115)

Explore the human larynx through an interactive educational module. Control its muscles to produce various tones and melodies, and learn its anatomy and physiology. Features 3D models, multiple vocal modes, and a sing-along function.

**Highlights:** Interactive 3D larynx models, Anatomical and functional learning modes, Muscle control for tone and pitch, Multiple vocal modes and scales, Scored classical sing-along mode, Quick knowledge assessment

**Features:** Vision Pro support

**In-app purchases:** none


### memoryOS

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

**Currently charting:** #58 Top Grossing · Education, #91 Top Free · Education (US App Store)

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:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Monthly Plan | $5.99 | per month |
| Essential Weekly Plan | $6.99 | per 7 days |
| Essential Monthly Plan | $15.99 | per month |
| Expert Monthly Plan | $27.99 | per month |
| Essential Annual Plan | $89.99 | per year |
| Expert Annual Plan | $148.99 | per year |
| Expert Annual Plan | $149.99 | per year |
| Expert Annual Plan | $159.99 | per year |
| Expert Annual Plan | $159.99 | per year |

**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 The Singing Larynx free?

The Singing Larynx costs $1.99, with no in-app purchases.

### Is memoryOS free?

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

### Which has better reviews, The Singing Larynx or memoryOS?

memoryOS is rated higher. The Singing Larynx averages 4.0 out of 5 from 3 ratings, while memoryOS averages 4.9 from 17K ratings.

### Do The Singing Larynx or memoryOS have ads?

Neither The Singing Larynx nor memoryOS shows ads.

---

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