# Olyns vs Poster Buzz

The clearest difference is rating: Poster Buzz at 5.0 against Olyns's 3.5. Poster Buzz also leads on update cadence (daily vs every 5 weeks). Olyns's advantage is ratings volume (465 vs 3) and iOS requirement (12.4 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Poster Buzz holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Olyns has 465 ratings behind it against 3, so its average is the more settled of the two.

Olyns ships an update every 5 weeks, Poster Buzz daily. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Olyns | Poster Buzz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (465 ratings)](https://appshunter.io/ios/app/olyns/id1495789093/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/poster-buzz/id6776662735/reviews)** |
| Number of ratings | **465** | 3 |
| Positive reviews | 20.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free | Free |
| Size | 37 MB | 23 MB |
| Requires iOS | **12.4** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Olyns Inc](https://appshunter.io/developer/1495789092) | [Whistling Software LLC](https://appshunter.io/developer/1511887347) |

## What reviewers say

### Olyns

[App page](https://appshunter.io/ios/app/olyns/id1495789093)

This app facilitates recycling by connecting users to a network of bottle boxes. Users can find nearby recycling locations, deposit beverage containers, and earn cash rewards redeemable via PayPal. It aims to make recycling convenient and rewarding while contributing to environmental sustainability.

**Highlights:** Find nearby recycling locations, Deposit beverage containers, Earn cash rewards, Save Olyns card to phone wallet, Touchless check-in via phone, Cash out via PayPal

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Convenient recycling
- 💰 Instant cash payouts
- 🌎 Eco-friendly service

**What reviewers complain about**

- 🚨 Machines frequently full or broken
- ⏱️ Slow and time-consuming process
- 🤔 Inaccurate app information
- 🔍 Limited machine locations

**Reported bugs**

- Login/account verification issues
- Inconsistent container recognition
- Machines freezing/malfunctioning

**Requested features**

- Ability to favorite/track specific machine locations
- Real-time machine status updates
- Increase glass bottle capacity
- Expand operating hours


### Poster Buzz

[App page](https://appshunter.io/ios/app/poster-buzz/id6776662735)

Capture flyers with your camera, and this app extracts event details like time, location, and description. It organizes information from multiple events on a single poster and allows you to add them to your calendar. Discover local happenings, community notices, and more, with options to save, comment, and get notifications.

**Highlights:** Scan flyers with camera, Extract event details automatically, Organize multiple events from one poster, Add events to calendar, Browse local posters and events, Filter events by interest and distance, Comment and vote on posts

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

**In-app purchases:** none


## Frequently asked questions

### Is Olyns free?

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

### Is Poster Buzz free?

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

### Which has better reviews, Olyns or Poster Buzz?

Poster Buzz is rated higher. Olyns averages 3.5 out of 5 from 465 ratings, while Poster Buzz averages 5.0 from 3 ratings.

### Do Olyns or Poster Buzz have ads?

Neither Olyns nor Poster Buzz shows ads.

### Which is updated more often, Olyns or Poster Buzz?

Olyns ships an update every 5 weeks, and Poster Buzz daily. Most recently, Olyns was updated on November 3, 2026 and Poster Buzz on October 31, 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.*