# Retgen vs Solinved IoT

The clearest difference is iOS requirement: Solinved IoT at 13.0 against Retgen's 15. 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.

Retgen ships an update every 2 weeks, Solinved IoT every 10 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Retgen | Solinved IoT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 34 MB | 62 MB |
| Requires iOS | 15 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rast Teknoloji](https://appshunter.io/developer/1610709328) | [ALKA SOLAR ENERJI MUHENDISLIK SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1822285850) |

## What reviewers say

### Retgen

[App page](https://appshunter.io/ios/app/retgen/id1610709326)

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

**In-app purchases:** none


### Solinved IoT

[App page](https://appshunter.io/ios/app/solinved-iot/id6751835706)

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

**In-app purchases:** none


## Frequently asked questions

### Is Retgen free?

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

### Is Solinved IoT free?

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

### Do Retgen or Solinved IoT have ads?

Neither Retgen nor Solinved IoT shows ads.

### Which is updated more often, Retgen or Solinved IoT?

Retgen ships an update every 2 weeks, and Solinved IoT every 10 days. Most recently, Retgen was updated on November 3, 2026 and Solinved IoT on October 30, 2026.

---

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