# Cluster vs ATR Supply

The clearest difference is update cadence: Cluster at every 3 weeks against ATR Supply's every 3 months. Cluster also leads on device support (3 vs 1) and iOS requirement (14.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

Cluster ships an update every 3 weeks, ATR Supply every 3 months. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Cluster | ATR Supply |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 57 MB | 37 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Gocatch Corp](https://appshunter.io/developer/1297405487) | [Akhnaton Trading and Distribution](https://appshunter.io/developer/1560393544) |

## What reviewers say

### Cluster

[App page](https://appshunter.io/ios/app/cluster/id6443855688)

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

**In-app purchases:** none


### ATR Supply

[App page](https://appshunter.io/ios/app/atr-supply/id6745791002)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cluster free?

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

### Is ATR Supply free?

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

### Do Cluster or ATR Supply have ads?

Neither Cluster nor ATR Supply shows ads.

### Which is updated more often, Cluster or ATR Supply?

Cluster ships an update every 3 weeks, and ATR Supply every 3 months. Most recently, Cluster was updated on October 5, 2026 and ATR Supply on October 9, 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.*