# CoolR Smart Device vs KO MARK

The clearest difference is update cadence: KO MARK at daily against CoolR Smart Device's monthly. 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.

CoolR Smart Device ships an update monthly, KO MARK daily. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | CoolR Smart Device | KO MARK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/coolr-smart-device/id1374366398/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 50 MB | 75 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CoolR Group Inc](https://appshunter.io/developer/1187791029) | [Neetu Shah](https://appshunter.io/developer/1793327916) |

## What reviewers say

### CoolR Smart Device

[App page](https://appshunter.io/ios/app/coolr-smart-device/id1374366398)

This app helps install and support smart IoT devices in the field, providing real-time insights into asset performance. It enables businesses to improve execution standards and gain actionable data through AI processing.

**Highlights:** Install VistaZ devices, Support field devices, Monitor camera performance, Real-time insights, AI-powered data processing, Effortless monitoring

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

**In-app purchases:** none


### KO MARK

[App page](https://appshunter.io/ios/app/ko-mark/id6741153521)

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

**In-app purchases:** none


## Frequently asked questions

### Is CoolR Smart Device free?

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

### Is KO MARK free?

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

### Do CoolR Smart Device or KO MARK have ads?

Neither CoolR Smart Device nor KO MARK shows ads.

### Which is updated more often, CoolR Smart Device or KO MARK?

CoolR Smart Device ships an update monthly, and KO MARK daily. Most recently, CoolR Smart Device was updated on September 10, 2026 and KO MARK on September 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.*