# Tunit performance vs ChipPower VTX9

The clearest difference is update cadence: Tunit performance at every 3 days against ChipPower VTX9's every 8 months. Tunit performance also leads on iOS requirement (11.0 vs 15.1). 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.

Tunit performance ships an update every 3 days, ChipPower VTX9 every 8 months. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Tunit performance | ChipPower VTX9 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 months |
| Size | 59 MB | 50 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tachos LLC](https://appshunter.io/developer/723695073) | [Krzysztof Larysz](https://appshunter.io/developer/1740301431) |

## What reviewers say

### Tunit performance

[App page](https://appshunter.io/ios/app/tunit-performance/id1496764087)

**In-app purchases:** none


### ChipPower VTX9

[App page](https://appshunter.io/ios/app/chippower-vtx9/id6483862490)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tunit performance free?

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

### Is ChipPower VTX9 free?

ChipPower VTX9 is free to download, with no in-app purchases.

### Do Tunit performance or ChipPower VTX9 have ads?

Neither Tunit performance nor ChipPower VTX9 shows ads.

### Which is updated more often, Tunit performance or ChipPower VTX9?

Tunit performance ships an update every 3 days, and ChipPower VTX9 every 8 months. Most recently, Tunit performance was updated on September 9, 2026 and ChipPower VTX9 on September 19, 2026.

---

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