# CLS Smart vs KeepKnow

The clearest difference is iOS requirement: CLS Smart at 9.0 against KeepKnow's 13.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | CLS Smart | KeepKnow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/cls-smart/id1523013974/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Monetization | Free | — |
| Size | 137 MB | 48 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CLS OUTDOOR ENVIRONMENTS LLC](https://appshunter.io/developer/1523013976) | [KeepKnow New Energy Limited](https://appshunter.io/developer/1893814746) |

## What reviewers say

### CLS Smart

[App page](https://appshunter.io/ios/app/cls-smart/id1523013974)

Control your smart lighting devices remotely and simultaneously. Set timers for automated functions and easily share device access with family members. The app facilitates quick and simple connection to your smart devices.

**Highlights:** Remote control for smart lighting, Simultaneous multi-device control, Automated timer functions, Device sharing with family, Easy device connection

**In-app purchases:** none


### KeepKnow

[App page](https://appshunter.io/ios/app/keepknow/id6762320766)

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

**In-app purchases:** none


## Frequently asked questions

### Is CLS Smart free?

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

### Is KeepKnow free?

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

### Do CLS Smart or KeepKnow have ads?

Neither CLS Smart nor KeepKnow shows ads.

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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.*