# PrimeKar Driver vs Sunflex Driver

The clearest difference is update cadence: Sunflex Driver at every 4 weeks against PrimeKar Driver's every 3 months. 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.

PrimeKar Driver ships an update every 3 months, Sunflex Driver every 4 weeks. The most recent releases landed on September 20, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | PrimeKar Driver | Sunflex Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Size | 39 MB | 36 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PrimeKar](https://appshunter.io/developer/1842158934) | [SUNFLEX RIDE LTD](https://appshunter.io/developer/1887834814) |

## What reviewers say

### PrimeKar Driver

[App page](https://appshunter.io/ios/app/primekar-driver/id6753017103)

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

**In-app purchases:** none


### Sunflex Driver

[App page](https://appshunter.io/ios/app/sunflex-driver/id6761113129)

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

**In-app purchases:** none


## Frequently asked questions

### Is PrimeKar Driver free?

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

### Is Sunflex Driver free?

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

### Do PrimeKar Driver or Sunflex Driver have ads?

Neither PrimeKar Driver nor Sunflex Driver shows ads.

### Which is updated more often, PrimeKar Driver or Sunflex Driver?

PrimeKar Driver ships an update every 3 months, and Sunflex Driver every 4 weeks. Most recently, PrimeKar Driver was updated on September 20, 2026 and Sunflex Driver on September 5, 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.*