# Muster vs KleanUp by KöRa

The clearest difference is in-app purchases: KleanUp by KöRa at none against Muster's 2. KleanUp by KöRa also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.6). Muster's advantage is update cadence (every 2 months vs every 4 months) and review sentiment (100% vs 91%). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Muster sells 2 in-app purchases, starting at $0.99 per month. KleanUp by KöRa asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Muster against 5.0 for KleanUp by KöRa. Both are backed by a comparable volume of ratings — 39 and 23 respectively. Written reviews are what separate them: 100% of Muster's written reviews are positive against 91% of KleanUp by KöRa's.

Muster ships an update every 2 months, KleanUp by KöRa every 4 months. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Muster | KleanUp by KöRa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (39 ratings)](https://appshunter.io/ios/app/muster/id875311873/reviews) | **[5.0 (23 ratings)](https://appshunter.io/ios/app/kleanup-by-kora/id1540839310/reviews)** |
| Number of ratings | **39** | 23 |
| Positive reviews | **100.0% of reviews** | 90.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Freemium | **Free** |
| Size | 50 MB | 34 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stalefish Labs](https://appshunter.io/developer/304318515) | [Kora Connect Inc](https://appshunter.io/developer/1540839312) |

## What reviewers say

### Muster

[App page](https://appshunter.io/ios/app/muster/id875311873)

Easily plan informal get-togethers with friends. Quickly create events, invite attendees, and track responses without needing emails or social media logins. Share photos, videos, and get weather updates for your gatherings.

**Highlights:** Quick event creation, Attendance tracking, Invitee groups, Event messaging, Photo and video sharing, Weather forecasts, In-app messaging integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month Premium Subscription | $0.99 | per month |
| 1-Year Premium Subscription | $9.99 | per year |


### KleanUp by KöRa

[App page](https://appshunter.io/ios/app/kleanup-by-kora/id1540839310)

Connect with friends and share stories of environmental action. Inspire each other with photos and events focused on cleaning up your community and creating a better world.

**Highlights:** Share environmental cleanup stories with photos, Create and invite friends to community events, Search and join local cleanup events, Message friends, Showcase stories on your profile

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Muster free?

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

### Is KleanUp by KöRa free?

KleanUp by KöRa is free to download, with no in-app purchases.

### Which has better reviews, Muster or KleanUp by KöRa?

KleanUp by KöRa is rated higher. Muster averages 4.9 out of 5 from 39 ratings, while KleanUp by KöRa averages 5.0 from 23 ratings.

### Do Muster or KleanUp by KöRa have ads?

Neither Muster nor KleanUp by KöRa shows ads.

### Which is updated more often, Muster or KleanUp by KöRa?

Muster ships an update every 2 months, and KleanUp by KöRa every 4 months. Most recently, Muster was updated on October 13, 2026 and KleanUp by KöRa on October 2, 2026.

---

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