# CarAdmin vs Zisson Interact

The clearest difference is update cadence: Zisson Interact at every 3 weeks against CarAdmin's every 2 months. Zisson Interact also leads on iOS requirement (12.0 vs 16.4). 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.

CarAdmin ships an update every 2 months, Zisson Interact every 3 weeks. The most recent releases landed on September 11, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | CarAdmin | Zisson Interact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 91 MB | 18 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ETC Electric Time Car AS](https://appshunter.io/developer/1479014382) | [Zisson AS](https://appshunter.io/developer/737673021) |

## What reviewers say

### CarAdmin

[App page](https://appshunter.io/ios/app/caradmin/id1479014383)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Zisson Interact

[App page](https://appshunter.io/ios/app/zisson-interact/id1554279003)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CarAdmin free?

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

### Is Zisson Interact free?

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

### Do CarAdmin or Zisson Interact have ads?

Neither CarAdmin nor Zisson Interact shows ads.

### Which is updated more often, CarAdmin or Zisson Interact?

CarAdmin ships an update every 2 months, and Zisson Interact every 3 weeks. Most recently, CarAdmin was updated on September 11, 2026 and Zisson Interact on September 15, 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.*