# Coway IoCare+ vs marimo Knock

The clearest difference is update cadence: marimo Knock at every 5 days against Coway IoCare+'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.

Coway IoCare+ ships an update monthly, marimo Knock every 5 days. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Coway IoCare+ | marimo Knock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (101 ratings)](https://appshunter.io/ios/app/coway-iocare-plus/id6474643418/reviews)** | — |
| Number of ratings | **101** | — |
| Positive reviews | 12.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 340 MB | 22 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Coway Co., Ltd.](https://appshunter.io/developer/489739583) | [SeongChan Joo](https://appshunter.io/developer/6795682041) |

## What reviewers say

### Coway IoCare+

[App page](https://appshunter.io/ios/app/coway-iocare-plus/id6474643418)

Monitor and control your smart home devices like air purifiers, water purifiers, and mattresses. Analyze usage patterns, receive personalized insights, and set up automated routines for convenience. Manage multiple products simultaneously from anywhere.

**Highlights:** Personalized usage pattern analysis, Product status dashboard, Remote product control, Usage reports with graphs, Automated routine setup, Group product control

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Automatic pairing
- 🔋 Improved connectivity

**What reviewers complain about**

- 🔒 Frequent password changes
- 🚫 Removal of schedule functionality
- 🚫 Removal of ability to turn off status light
- 🚫 Loss of custom settings
- 🚫 Inability to add devices

**Reported bugs**

- Inability to add air purifier to Wi-Fi
- Failure to transfer settings from old app

**Requested features**

- Bring back schedule functionality
- Bring back ability to turn off status light
- Restore custom settings
- Simplify device setup and management
- Improve connectivity and stability


### marimo Knock

[App page](https://appshunter.io/ios/app/marimo-knock/id6795682039)

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

**In-app purchases:** none


## Frequently asked questions

### Is Coway IoCare+ free?

Coway IoCare+ is free to download, with no in-app purchases.

### Is marimo Knock free?

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

### Do Coway IoCare+ or marimo Knock have ads?

Neither Coway IoCare+ nor marimo Knock shows ads.

### Which is updated more often, Coway IoCare+ or marimo Knock?

Coway IoCare+ ships an update monthly, and marimo Knock every 5 days. Most recently, Coway IoCare+ was updated on October 20, 2026 and marimo Knock on October 10, 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.*