# Erlengold vs Coqon

The clearest difference is ads: Coqon at none against Erlengold's shown. Coqon also leads on update cadence (every 5 weeks vs every 10 months). Erlengold's advantage is iOS requirement (13.0 vs 15.0). On price, 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.

Erlengold ships an update every 10 months, Coqon every 5 weeks. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Erlengold | Coqon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 8.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 35 MB | 109 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [bonacasa AG](https://appshunter.io/developer/567389838) | [SMaBiT GmbH](https://appshunter.io/developer/1462741335) |

## What reviewers say

### Erlengold

[App page](https://appshunter.io/ios/app/erlengold/id1447652389)

**Features:** macOS Compatibility

**In-app purchases:** none


### Coqon

[App page](https://appshunter.io/ios/app/coqon/id1599888883)

Control your entire smart home, from heating and lighting to security systems, with a single app. Create custom scenes and automations for convenience and peace of mind. Monitor energy consumption and receive real-time alerts.

**Highlights:** Unified smart home control, Customizable scenes and automations, Energy consumption monitoring, Real-time push notifications, Voice control integration (Alexa, IFTTT), Native integration with popular brands

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Erlengold free?

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

### Is Coqon free?

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

### Do Erlengold or Coqon have ads?

Erlengold shows ads; Coqon does not.

### Which is updated more often, Erlengold or Coqon?

Erlengold ships an update every 10 months, and Coqon every 5 weeks. Most recently, Erlengold was updated on October 26, 2026 and Coqon on October 19, 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.*