# Cluster vs atPurple

The clearest difference is in-app purchases: atPurple at none against Cluster's 6. Cluster's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Cluster sells 6 in-app purchases, starting at $4.99 per month. atPurple asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cluster | atPurple |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (22K ratings)](https://appshunter.io/ios/app/cluster/id596595032/reviews)** | — |
| Number of ratings | **22K** | — |
| Positive reviews | 56.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 3 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cluster Labs, Inc.](https://appshunter.io/developer/596595035) | [Andrew VASSALLO](https://appshunter.io/developer/6794069299) |

## What reviewers say

### Cluster

[App page](https://appshunter.io/ios/app/cluster/id596595032)

Create private groups to share photos and videos with specific people. Ideal for families, friends, or colleagues to share moments securely without broadcasting to a wider audience. Access your shared memories across mobile devices and the web.

**Highlights:** Create private sharing groups, Share photos and videos, Invite specific members, Web and mobile access, Relevant notifications, Secure and private sharing

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cluster Friend | $4.99 | per month |
| Cluster Family | $9.99 | per month |
| Cluster Pro | $19.99 | per month |
| Cluster Friend | $49.99 | per year |
| Cluster Family | $99.99 | per year |
| Cluster Pro | $199.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Great for sharing photos and videos
- 🔒 Allows private sharing with selected groups
- 💡 Helpful for keeping family connected
- 👍 Simple and effective interface

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🐛 Issues with photo/video uploads
- 🐛 Unreliable notifications
- 🐛 Glitchy performance after updates
- 🔍 Lack of search and organization features

**Reported bugs**

- App crashes on launch for some users
- Photos and videos fail to upload consistently
- Notification issues - not receiving updates
- Compatibility problems with newer Android devices
- Unexpected errors when trying to access accounts

**Requested features**

- Add ability to edit/delete posts
- Improve photo/video upload reliability
- Implement better notification system
- Add option to create galleries/albums within groups
- Enhance search and filtering capabilities


### atPurple

[App page](https://appshunter.io/ios/app/atpurple/id6794069297)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cluster free?

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

### Is atPurple free?

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

### Do Cluster or atPurple have ads?

Neither Cluster nor atPurple shows ads.

### Which is updated more often, Cluster or atPurple?

Cluster ships an update every 3 weeks, and atPurple every 3 weeks. Most recently, Cluster was updated on November 8, 2026 and atPurple on October 31, 2026.

---

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