# Cluster vs InStock.

The clearest difference is update cadence: InStock. at weekly against Cluster's every 3 weeks. Cluster's advantage is iOS requirement (14.0 vs 16.6). On price, ads, in-app purchases and device support 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, InStock. weekly. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Cluster | InStock. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (7 ratings)](https://appshunter.io/ios/app/instock/id6504441540/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 57 MB | 73 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Gocatch Corp](https://appshunter.io/developer/1297405487) | [N Stock For Digital Transformation](https://appshunter.io/developer/1752294999) |

## What reviewers say

### Cluster

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

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

**In-app purchases:** none


### InStock.

[App page](https://appshunter.io/ios/app/instock/id6504441540)

This platform connects customers with hundreds of local vendors for scientific, industrial, and medical laboratory supplies. It aims to provide better quality products with easy tracking and resale options.

**Highlights:** Local vendor marketplace, Scientific, industrial, medical supplies, Easy item tracking, Resale functionality, Hundreds of vendors

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Cluster free?

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

### Is InStock. free?

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

### Do Cluster or InStock. have ads?

Neither Cluster nor InStock. shows ads.

### Which is updated more often, Cluster or InStock.?

Cluster ships an update every 3 weeks, and InStock. weekly. Most recently, Cluster was updated on October 5, 2026 and InStock. 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.*