# RAVEN Smart Cleaner vs DCK

The clearest difference is update cadence: DCK at every 6 weeks against RAVEN Smart Cleaner's every 4 months. RAVEN Smart Cleaner's advantage is iOS requirement (7.0 vs 15.0). 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.

RAVEN Smart Cleaner ships an update every 4 months, DCK every 6 weeks. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RAVEN Smart Cleaner | DCK |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 136 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [卫荣 肖](https://appshunter.io/developer/1249662470) | [Jiangsu Dongcheng M&E Tools Co., Ltd.](https://appshunter.io/developer/1717367087) |

## What reviewers say

### RAVEN Smart Cleaner

[App page](https://appshunter.io/ios/app/raven-smart-cleaner/id1417041416)

This smart cleaning robot uses ultrasonic technology to navigate and avoid obstacles. It offers automatic cleaning and charging, making it suitable for various domestic environments like living rooms and bedrooms.

**Highlights:** Ultrasonic obstacle detection, Automatic cleaning, Automatic charging, Suitable for multiple rooms, Compact design

**Features:** macOS Compatibility

**In-app purchases:** none


### DCK

[App page](https://appshunter.io/ios/app/dck/id6760288109)

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

**In-app purchases:** none


## Frequently asked questions

### Is RAVEN Smart Cleaner free?

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

### Is DCK free?

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

### Do RAVEN Smart Cleaner or DCK have ads?

Neither RAVEN Smart Cleaner nor DCK shows ads.

### Which is updated more often, RAVEN Smart Cleaner or DCK?

RAVEN Smart Cleaner ships an update every 4 months, and DCK every 6 weeks. Most recently, RAVEN Smart Cleaner was updated on November 2, 2026 and DCK on October 25, 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.*