# CMsmart vs Memkeep

The clearest difference is in-app purchases: CMsmart at none against Memkeep's 1. CMsmart also leads on device support (3 vs 1) and iOS requirement (9.0 vs 16.4). On price, update cadence and ads there is nothing between them.

Both are free to download. Memkeep sells 1 one-off in-app purchase. CMsmart asks for nothing beyond the download.

CMsmart ships an update monthly, Memkeep every 3 weeks. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CMsmart | Memkeep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 149 MB | 92 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [CHIMAY TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1300116699) | [Burak Harun YILDIZ](https://appshunter.io/developer/1789220188) |

## What reviewers say

### CMsmart

[App page](https://appshunter.io/ios/app/cmsmart/id1304787962)

Control a variety of smart home devices, including lighting, door locks, security sensors, and window coverings. Create custom scenes and manage devices by area for streamlined home automation.

**Highlights:** Lighting control (brightness, color temperature, RGB), Door lock management (access codes, keys), Security device integration, Smart switch and sensor control, Window covering adjustment, Scene creation for one-tap control, Area-based device management

**Features:** macOS Compatibility

**In-app purchases:** none


### Memkeep

[App page](https://appshunter.io/ios/app/memkeep-shared-journal/id6761391819)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Notebook | $4.99 | one-time |


## Frequently asked questions

### Is CMsmart free?

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

### Is Memkeep free?

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

### Do CMsmart or Memkeep have ads?

Neither CMsmart nor Memkeep shows ads.

### Which is updated more often, CMsmart or Memkeep?

CMsmart ships an update monthly, and Memkeep every 3 weeks. Most recently, CMsmart was updated on October 10, 2026 and Memkeep on October 14, 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.*