# MoCA Duo vs Sleep Master

The clearest difference is update cadence: MoCA Duo at fortnightly against Sleep Master's every 2 months. Sleep Master's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 15.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MoCA Duo ships an update fortnightly, Sleep Master every 2 months. The most recent releases landed on September 20, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | MoCA Duo | Sleep Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/moca-duo/id1206246590/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 38 MB | 34 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MoCa Montreal](https://appshunter.io/developer/1071897390) | [Javier Sandino](https://appshunter.io/developer/1548849300) |

## What reviewers say

### MoCA Duo

[App page](https://appshunter.io/ios/app/moca-duo/id1206246590)

This digital application streamlines in-person cognitive assessments with automated scoring, speech-to-text, and on-screen instructions. It offers features like drawing on screen, patient result storage, and quick export to EMR systems, enhancing standardization and saving clinician time.

**Highlights:** Automated scoring for tests, Speech-to-text recognition, On-screen instructions, Digital drawing and photo capture, Patient result storage, EMR/EHR integration, Time tracking per test

**In-app purchases:** none


### Sleep Master

[App page](https://appshunter.io/ios/app/sleep-master/id1611899814)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MoCA Duo free?

MoCA Duo is free to download, with no in-app purchases.

### Is Sleep Master free?

Sleep Master is free to download, with no in-app purchases.

### Do MoCA Duo or Sleep Master have ads?

Neither MoCA Duo nor Sleep Master shows ads.

### Which is updated more often, MoCA Duo or Sleep Master?

MoCA Duo ships an update fortnightly, and Sleep Master every 2 months. Most recently, MoCA Duo was updated on September 20, 2026 and Sleep Master on October 20, 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.*