# Events@EU vs Cleantech Forums

The clearest difference is update cadence: Cleantech Forums at every 2 weeks against Events@EU's every 12 months. Events@EU's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, 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.

Events@EU ships an update every 12 months, Cleantech Forums every 2 weeks. The most recent releases landed on September 29, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Events@EU | Cleantech Forums |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 weeks** |
| Size | 81 MB | 72 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [European Union Apps](https://appshunter.io/developer/947823674) | [CTG:I LLC](https://appshunter.io/developer/1771675672) |

## What reviewers say

### Events@EU

[App page](https://appshunter.io/ios/app/eventseu/id1463784157)

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

**In-app purchases:** none


### Cleantech Forums

[App page](https://appshunter.io/ios/app/cleantech-forums/id6736369386)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Events@EU free?

Events@EU is free to download, with no in-app purchases.

### Is Cleantech Forums free?

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

### Do Events@EU or Cleantech Forums have ads?

Neither Events@EU nor Cleantech Forums shows ads.

### Which is updated more often, Events@EU or Cleantech Forums?

Events@EU ships an update every 12 months, and Cleantech Forums every 2 weeks. Most recently, Events@EU was updated on September 29, 2026 and Cleantech Forums on September 13, 2026.

---

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