# mySleepButton vs Cognitive Shuffle

The clearest difference is price: mySleepButton at Free against Cognitive Shuffle's $1.99. mySleepButton also leads on iOS requirement (9.0 vs 15.0). Cognitive Shuffle's advantage is in-app purchases (none vs 14) and update cadence (every 8 days vs every 4 months). On ads and device support there is nothing between them.

mySleepButton is free to download; Cognitive Shuffle costs $1.99 up front. mySleepButton sells 13 one-off in-app purchases. Cognitive Shuffle asks for nothing beyond the download.

mySleepButton ships an update every 4 months, Cognitive Shuffle every 8 days. The most recent releases landed on August 5, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | mySleepButton | Cognitive Shuffle |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (209 ratings)](https://appshunter.io/ios/app/mysleepbutton/id740251957/reviews)** | — |
| Number of ratings | **209** | — |
| Positive reviews | 72.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 161 MB | 8 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CogSci Apps Corp.](https://appshunter.io/developer/740251960) | [Huseyin Levent Yasar](https://appshunter.io/developer/1879065286) |

## What reviewers say

### mySleepButton

[App page](https://appshunter.io/ios/app/mysleepbutton/id740251957)

This app uses a "cognitive shuffle" technique to help users fall asleep by distracting their minds with imagery. It offers guided meditations and can be used with audio devices for a screen-free experience.

**Highlights:** Cognitive shuffle technique, Guided imagery for sleep, Affective body scan meditation, Configurable meditation pack, Audio playback on external devices, Siri shortcuts

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Disable iAd | $0.99 | one-time |
| Album d'items simples | $3.99 | one-time |
| 単語パック | $3.99 | one-time |
| 简单事物专辑 | $4.99 | one-time |
| Simple-Things Pack | $5.99 | one-time |
| Drawing Pack | $5.99 | one-time |
| Scenes Pack | $5.99 | one-time |
| Album d'items à dessiner | $5.99 | one-time |
| Simple-Things Pack | $6.99 | one-time |
| Album d'items simples | $6.99 | one-time |
| Scenes Pack | $8.99 | one-time |
| Body Scan Pack | $8.99 | one-time |
| Kids Pack (4+) | $8.99 | one-time |

**What reviewers like**

- 👍 No fuss, just works
- 👍 Effective for insomnia
- 👍 Puts me to sleep quickly
- 👍 Helps shut down racing thoughts
- 👍 Better than sleeping pills

**What reviewers complain about**

- 🐛 Audio quality issues (crackling, clicking)
- 🔧 Requires in-app purchases to unlock full functionality
- 🔧 Repetitive content in free version

**Reported bugs**

- App crashes after iOS updates
- Purchased content not restoring properly

**Requested features**

- More diverse content and voices
- Randomized word/scene order
- Support for additional languages
- Apple Watch app


### Cognitive Shuffle

[App page](https://appshunter.io/ios/app/cognitive-shuffle-sleep-fast/id6760641177)

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

**In-app purchases:** none


## Frequently asked questions

### Is mySleepButton free?

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

### Is Cognitive Shuffle free?

Cognitive Shuffle costs $1.99, with no in-app purchases.

### Do mySleepButton or Cognitive Shuffle have ads?

Neither mySleepButton nor Cognitive Shuffle shows ads.

### Which is updated more often, mySleepButton or Cognitive Shuffle?

mySleepButton ships an update every 4 months, and Cognitive Shuffle every 8 days. Most recently, mySleepButton was updated on August 5, 2026 and Cognitive Shuffle on September 8, 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.*