# BUFFL vs Greenzy

The clearest difference is update cadence: BUFFL at every 3 weeks against Greenzy's every 9 months. Greenzy's advantage is iOS requirement (13.0 vs 16.0). On price 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.

BUFFL ships an update every 3 weeks, Greenzy every 9 months. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | BUFFL | Greenzy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/buffl/id1356715033/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 weeks** | Every 9 months |
| Monetization | Free | — |
| Size | 55 MB | 66 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Buffl](https://appshunter.io/developer/1356715032) | [Greenzy](https://appshunter.io/developer/1733229336) |

## What reviewers say

### BUFFL

[App page](https://appshunter.io/ios/app/buffl/id1356715033)

Share your opinions on brands and products to influence their development and earn rewards. Participate in shaping new products and services during their creation process.

**Highlights:** Share opinions on brands, Influence product development, Earn rewards, Shape new products and services, Research platform

**Features:** macOS Compatibility

**In-app purchases:** none


### Greenzy

[App page](https://appshunter.io/ios/app/greenzy-just-easy/id6478535077)

**In-app purchases:** none


## Frequently asked questions

### Is BUFFL free?

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

### Is Greenzy free?

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

### Which is updated more often, BUFFL or Greenzy?

BUFFL ships an update every 3 weeks, and Greenzy every 9 months. Most recently, BUFFL was updated on October 18, 2026 and Greenzy on October 13, 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.*