# Cluster2A vs Programming Pro

The clearest difference is in-app purchases: Programming Pro at none against Cluster2A's 2. Programming Pro also leads on device support (4 vs 1) and iOS requirement (11.0 vs 26.2). Cluster2A's advantage is ads (none vs shown) and update cadence (every 3 months vs every 11 months). On price there is nothing between them.

Both are free to download. Cluster2A sells 2 one-off in-app purchases. Programming Pro asks for nothing beyond the download.

Cluster2A ships an update every 3 months, Programming Pro every 11 months. Both last shipped on October 4, 2026.

## The numbers

| Metric | Cluster2A | Programming Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 11 months |
| Size | 9 MB | 117 MB |
| Requires iOS | 26.2 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Chu-Yi Chang](https://appshunter.io/developer/943416679) | [GHAZALI KABIRU](https://appshunter.io/developer/1656605038) |

## What reviewers say

### Cluster2A

[App page](https://appshunter.io/ios/app/cluster2a/id1544599436)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| K-means Model | $1.99 | one-time |
| DBSCAN Model | $1.99 | one-time |


### Programming Pro

[App page](https://appshunter.io/ios/app/programming-pro/id1667148183)

**In-app purchases:** none


## Frequently asked questions

### Is Cluster2A free?

Cluster2A is free to download, with in-app purchases available.

### Is Programming Pro free?

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

### Do Cluster2A or Programming Pro have ads?

Programming Pro shows ads; Cluster2A does not.

### Which is updated more often, Cluster2A or Programming Pro?

Cluster2A ships an update every 3 months, and Programming Pro every 11 months. Most recently, Cluster2A was updated on October 4, 2026 and Programming Pro on October 4, 2026.

---

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