# Chessable vs memoryOS

Chessable and memoryOS both sit at 4.8 stars, but that hides the real split: 80% of memoryOS's written reviews are positive against 50% of Chessable's. memoryOS also leads on chart position (#49 vs unranked). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Chessable sells 2 in-app purchases, starting at $11.99 per month and memoryOS sells 20 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 — 4.8 for Chessable against 4.9 for memoryOS. Both are backed by a comparable volume of ratings — 5.9K and 16K respectively. Written reviews are what separate them: 50% of Chessable's written reviews are positive against 80% of memoryOS's.

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on September 24, 2026.

## The numbers

| Metric | Chessable | memoryOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5.9K ratings)](https://appshunter.io/ios/app/chessable-study-chess-smarter/id1523279049/reviews) | **[4.9 (16K ratings)](https://appshunter.io/ios/app/memoryos-memory-games/id1553283646/reviews)** |
| Number of ratings | 5.9K | **16K** |
| Positive reviews | 49.7% of reviews | **80.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | — | **#49** |
| Size | 55 MB | 248 MB |
| Requires iOS | **15.1** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chess.com](https://appshunter.io/developer/329218552) | [Encoder Inc.](https://appshunter.io/developer/1524669695) |

## What reviewers say

### Chessable

[App page](https://appshunter.io/ios/app/chessable-study-chess-smarter/id1523279049)

Master chess openings, tactics, and endgames with a science-backed system. Learn from top players and retain moves through spaced repetition. Track your progress and join a community of players improving their game.

**Highlights:** Spaced repetition system, 1,000+ chess courses, Learn from top players, MoveTrainer® for practice, Offline mode (PRO), Progress tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chessable Monthly Membership | $11.99 | per month |
| Chessable Annual Membership | $74.99 | per year |

**What reviewers like**

- 🚀 Excellent learning tool
- 📚 Comprehensive chess courses
- 🧠 Effective spaced repetition
- 👍 User-friendly interface
- 🎥 Helpful video instruction

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔍 Limited search and navigation
- 📵 Lack of offline access
- 🔒 Issues with paid subscription
- 🖥️ Inferior to web version

**Reported bugs**

- Inconsistent login and account issues
- Unreliable offline functionality
- Glitches with move tracking and progress
- Video playback problems

**Requested features**

- Analysis board and opening explorer
- Ability to customize font size
- Landscape mode support
- Improved video playback controls
- Syncing progress across devices


### memoryOS

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

**Currently charting:** #49 Top Grossing · Education, #132 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 (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Weekly Plan | $3.99 | per 7 days |
| Student Monthly Plan | $4.99 | 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 |
| Student 3 Months Plan | $19.99 | per 3 months |
| Expert Monthly Plan | $24.99 | 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 | $149.99 | 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 Chessable free?

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

### Is memoryOS free?

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

### Which has better reviews, Chessable or memoryOS?

memoryOS is rated higher. Chessable averages 4.8 out of 5 from 5.9K ratings, while memoryOS averages 4.9 from 16K ratings.

### Do Chessable or memoryOS have ads?

Neither Chessable nor memoryOS shows ads.

### Which is updated more often, Chessable or memoryOS?

Chessable ships an update every 3 weeks, and memoryOS every 3 weeks. Most recently, Chessable was updated on September 24, 2026 and memoryOS on September 24, 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.*