# KARMA Search vs Clean4green

The clearest difference is ads: KARMA Search at none against Clean4green's shown. KARMA Search also leads on monetization model (free vs ad-supported) and iOS requirement (13.0 vs 15.1). On price, review sentiment, update cadence 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on July 31, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | KARMA Search | Clean4green |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (30 ratings)](https://appshunter.io/ios/app/karma-search/id1596470046/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 96.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 111 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Karma Search](https://appshunter.io/developer/1596470048) | [GREEN DYNAMICS](https://appshunter.io/developer/1461507769) |

## What reviewers say

### KARMA Search

[App page](https://appshunter.io/ios/app/karma-search/id1596470046)

This search engine uses its revenue from sponsored links to fund environmental and animal welfare non-profits. It also provides access to news, petitions, and resources for taking action, all while protecting user privacy.

**Highlights:** Fund environmental non-profits with searches, Support animal welfare organizations, Sign petitions and join challenges, Access news, podcasts, and videos, Secure and private browsing, Dozens of specialized search engines

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 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


## Frequently asked questions

### Is KARMA Search free?

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

### Is Clean4green free?

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

### Do KARMA Search or Clean4green have ads?

Clean4green shows ads; KARMA Search does not.

### Which is updated more often, KARMA Search or Clean4green?

KARMA Search ships an update every 2 months, and Clean4green every 2 months. Most recently, KARMA Search was updated on July 31, 2026 and Clean4green on July 23, 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.*