# OLIO vs Horizon Sustainability Scanner

The clearest difference is ads: Horizon Sustainability Scanner at none against OLIO's shown. OLIO's advantage is ratings volume (791 vs 15) and review sentiment (73% vs 58%). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. OLIO sells 8 in-app purchases, starting at $0.99 per month and Horizon Sustainability Scanner sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for OLIO against 4.5 for Horizon Sustainability Scanner. That said, the two scores are not equally well evidenced: OLIO has 791 ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 73% of OLIO's written reviews are positive against 58% of Horizon Sustainability Scanner's.

OLIO ships an update weekly, Horizon Sustainability Scanner every 6 days. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | OLIO | Horizon Sustainability Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (791 ratings)](https://appshunter.io/ios/app/olio/id1008237086/reviews)** | [4.5 (15 ratings)](https://appshunter.io/ios/app/horizon-sustainability-scanner/id1523077366/reviews) |
| Number of ratings | **791** | 15 |
| Positive reviews | **73.3% of reviews** | 57.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 171 MB | 65 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Olio Exchange Limited](https://appshunter.io/developer/1008237085) | [Code Green Ltd](https://appshunter.io/developer/1050485743) |

## What reviewers say

### OLIO

[App page](https://appshunter.io/ios/app/olio/id1008237086)

This app connects neighbors to share unwanted items, from food to household goods. Give away what you don't need and find useful items from others nearby. It's a community-driven platform to reduce waste and help people save money.

**Highlights:** Share unwanted food and items, Find free items from neighbors, Lend and borrow items, Buy and sell pre-loved goods, Global community of sharers, Reduce household waste

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Monthly | $2.49 | per month |
| Monthly | $2.99 | per month |
| Monthly | $4.99 | per month |
| Monthly | $5.49 | per month |
| Yearly - save 50% | $6.99 | per year |
| Yearly - save 50% | $13.99 | per year |
| Yearly - save 50% | $19.99 | per year |

**What reviewers like**

- 🚀 Efficient and quick pickups
- 👍 Friendly and helpful community
- 💡 Great concept for reducing food waste
- 🚀 Prompt communication and responses
- 👍 Easy to use app

**What reviewers complain about**

- 🐛 Buggy app with glitches and crashes
- 🔒 Privacy concerns with location sharing
- 🔋 Excessive notifications and ads
- 🔒 Issues with account creation and login
- 🐛 Clunky and confusing user interface

**Reported bugs**

- App freezes and crashes
- Login issues with magic link
- Notifications not working properly
- Listings not updating in real-time
- Incompatibility with older devices

**Requested features**

- Improved notification system
- Better search and filtering options
- Calendar view for pickups
- Option to hide sold/collected items
- Dark mode


### Horizon Sustainability Scanner

[App page](https://appshunter.io/ios/app/horizon-sustainability-scanner/id1523077366)

This app simplifies reducing, reusing, and recycling by providing local disposal instructions for thousands of products. It allows users to track their waste, join community challenges, and learn about sustainability, helping to reduce environmental impact.

**Highlights:** Scan barcodes for local recycling instructions, Learn about product ingredients, Track recycling activity with others, Participate in recycling challenges, Calculate CO2 emission avoidance, Discover sustainability stories and articles

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Horizon Annual Member | $9.99 | per year |


## Frequently asked questions

### Is OLIO free?

OLIO is free to download, with in-app purchases available.

### Is Horizon Sustainability Scanner free?

Horizon Sustainability Scanner is free to download, with in-app purchases available.

### Which has better reviews, OLIO or Horizon Sustainability Scanner?

OLIO is rated higher. OLIO averages 4.5 out of 5 from 791 ratings, while Horizon Sustainability Scanner averages 4.5 from 15 ratings.

### Do OLIO or Horizon Sustainability Scanner have ads?

OLIO shows ads; Horizon Sustainability Scanner does not.

### Which is updated more often, OLIO or Horizon Sustainability Scanner?

OLIO ships an update weekly, and Horizon Sustainability Scanner every 6 days. Most recently, OLIO was updated on November 1, 2026 and Horizon Sustainability Scanner on October 29, 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.*