# HyTune vs PCT GO

The clearest difference is update cadence: HyTune at every 9 days against PCT GO's every 3 months. PCT GO's advantage is iOS requirement (15.6 vs 18.0). 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.

HyTune ships an update every 9 days, PCT GO every 3 months. The most recent releases landed on August 25, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | HyTune | PCT GO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 months |
| Size | 193 MB | 65 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IMI Hydronic Engineering International SA](https://appshunter.io/developer/508015425) | [Siemens AG](https://appshunter.io/developer/394503271) |

## What reviewers say

### HyTune

[App page](https://appshunter.io/ios/app/hytune/id1053462919)

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

**In-app purchases:** none


### PCT GO

[App page](https://appshunter.io/ios/app/pct-go/id1555708200)

**In-app purchases:** none


## Frequently asked questions

### Is HyTune free?

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

### Is PCT GO free?

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

### Do HyTune or PCT GO have ads?

Neither HyTune nor PCT GO shows ads.

### Which is updated more often, HyTune or PCT GO?

HyTune ships an update every 9 days, and PCT GO every 3 months. Most recently, HyTune was updated on August 25, 2026 and PCT GO on May 17, 2026.

---

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