# Upinion vs Plastic Avengers

The clearest difference is rating: Plastic Avengers at 5.0 against Upinion's 2.0. On price, ratings volume, update cadence and ads there is nothing between them.

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

Plastic Avengers holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Upinion ships an update every 3 months, Plastic Avengers every 6 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Upinion | Plastic Avengers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/upinion/id691974292/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/plastic-avengers/id1493930893/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 32 MB | 65 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Upinion Global BV](https://appshunter.io/developer/691974295) | [Stichting Plastic Free Sea](https://appshunter.io/developer/1800668616) |

## What reviewers say

### Upinion

[App page](https://appshunter.io/ios/app/upinion/id691974292)

Share your opinions and earn rewards by answering questions from communities, brands, and businesses. Join groups, respond to surveys, and get discounts, free products, or prize draw entries for your valuable input.

**Highlights:** Earn rewards for opinions, Answer questions on the go, Join interest-based groups, Receive discounts and prizes, Share your views with brands

**Features:** macOS Compatibility

**In-app purchases:** none


### Plastic Avengers

[App page](https://appshunter.io/ios/app/plastic-avengers/id1493930893)

This app mobilizes users to combat plastic waste by organizing collection campaigns and documenting pollution. It facilitates petitions and advocacy for environmental protection, using camera and location data to create interactive maps for legislative change.

**Highlights:** Organize plastic collection campaigns, Document plastic waste with photos, Create petitions for environmental protection, Advocate for new regulations, View interactive maps of plastic locations, Contribute to environmental data collection

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

**In-app purchases:** none


## Frequently asked questions

### Is Upinion free?

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

### Is Plastic Avengers free?

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

### Which has better reviews, Upinion or Plastic Avengers?

Plastic Avengers is rated higher. Upinion averages 2.0 out of 5 from 2 ratings, while Plastic Avengers averages 5.0 from 1 ratings.

### Do Upinion or Plastic Avengers have ads?

Neither Upinion nor Plastic Avengers shows ads.

### Which is updated more often, Upinion or Plastic Avengers?

Upinion ships an update every 3 months, and Plastic Avengers every 6 months. Most recently, Upinion was updated on November 1, 2026 and Plastic Avengers on November 3, 2026.

---

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