# Rd4 vs Duux (Gen 1)

The clearest difference is rating: Duux (Gen 1) at 5.0 against Rd4's 3.7. Rd4's advantage is ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Duux (Gen 1) holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Rd4 ships an update every 2 months, Duux (Gen 1) every 6 weeks. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Rd4 | Duux (Gen 1) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/rd4-app/id591598067/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/duux-gen-1/id1474620119/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | — | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 39 MB | 63 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rd4-afvalapp](https://appshunter.io/developer/591598110) | [Duux B.V.](https://appshunter.io/developer/1474620118) |

## What reviewers say

### Rd4

[App page](https://appshunter.io/ios/app/rd4-app/id591598067)

This app provides residents of specific Dutch municipalities with essential waste management information. It includes a personal collection calendar, reminders, a waste separation guide, and a digital pass for recycling centers. Stay informed about news and contact support easily.

**Highlights:** Personal waste calendar, Container pickup reminders, Waste separation guide, Digital recycling center pass, News and notifications, Report illegal dumping

**In-app purchases:** none


### Duux (Gen 1)

[App page](https://appshunter.io/ios/app/duux-gen-1/id1474620119)

Control your indoor air quality from anywhere with this app. Monitor and adjust your smart air devices remotely, and use voice commands for hands-free operation. It prioritizes data security and privacy.

**Highlights:** Remote device control, Indoor air quality monitoring, Voice control integration, Smart solutions for healthier air, Data privacy and security

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

**In-app purchases:** none


## Frequently asked questions

### Is Rd4 free?

Rd4 is free to download, with no in-app purchases.

### Is Duux (Gen 1) free?

Duux (Gen 1) is free to download, with no in-app purchases.

### Which has better reviews, Rd4 or Duux (Gen 1)?

Duux (Gen 1) is rated higher. Rd4 averages 3.7 out of 5 from 3 ratings, while Duux (Gen 1) averages 5.0 from 1 ratings.

### Do Rd4 or Duux (Gen 1) have ads?

Neither Rd4 nor Duux (Gen 1) shows ads.

### Which is updated more often, Rd4 or Duux (Gen 1)?

Rd4 ships an update every 2 months, and Duux (Gen 1) every 6 weeks. Most recently, Rd4 was updated on October 23, 2026 and Duux (Gen 1) on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*