# Clean4green vs OCA

The clearest difference is update cadence: OCA at every 3 weeks against Clean4green's every 6 weeks. Clean4green's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

Clean4green ships an update every 6 weeks, OCA every 3 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Clean4green | OCA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 40 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [GREEN DYNAMICS](https://appshunter.io/developer/1461507769) | [COMBALBERT LAURENT](https://appshunter.io/developer/569446537) |

## What reviewers say

### Clean4green

[App page](https://appshunter.io/ios/app/clean4green/id1668074172)

This app empowers users to combat littering and protect biodiversity. It allows reporting of fly-tipping, organizing clean-up operations, and connecting with a community dedicated to environmental preservation.

**Highlights:** Report fly-tipping incidents, Organize and find clean-up operations, Update status of reported areas, Connect with environmental community, Participate in awareness games

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

**In-app purchases:** none


### OCA

[App page](https://appshunter.io/ios/app/oca-observer-comprendre-agir/id6483933544)

**In-app purchases:** none


## Frequently asked questions

### Is Clean4green free?

Clean4green is free to download, with no in-app purchases.

### Is OCA free?

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

### Which is updated more often, Clean4green or OCA?

Clean4green ships an update every 6 weeks, and OCA every 3 weeks. Most recently, Clean4green was updated on October 24, 2026 and OCA on October 10, 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.*