# Unified vs PLC

The clearest difference is iOS requirement: Unified at 13.0 against PLC's 17.0. On price, update cadence, 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.

Unified ships an update every 4 weeks, PLC every 2 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Unified | PLC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Size | 189 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Unified-E AG](https://appshunter.io/developer/1084656252) | [spiritdev Softwareentwicklung GmbH](https://appshunter.io/developer/1530950669) |

## What reviewers say

### Unified

[App page](https://appshunter.io/ios/app/unified-e/id1084656253)

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

**In-app purchases:** none


### PLC

[App page](https://appshunter.io/ios/app/plc-inspector/id6756433005)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Unified free?

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

### Is PLC free?

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

### Do Unified or PLC have ads?

Neither Unified nor PLC shows ads.

### Which is updated more often, Unified or PLC?

Unified ships an update every 4 weeks, and PLC every 2 weeks. Most recently, Unified was updated on October 17, 2026 and PLC on October 6, 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.*