# AMP SYSTEMS vs CarHA

The clearest difference is price: AMP SYSTEMS at Free against CarHA's $4.99. AMP SYSTEMS also leads on iOS requirement (13.0 vs 16.6). CarHA's advantage is update cadence (weekly vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

AMP SYSTEMS is free to download; CarHA costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AMP SYSTEMS ships an update every 3 months, CarHA weekly. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AMP SYSTEMS | CarHA |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 10 MB | 1 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sterling Power](https://appshunter.io/developer/1639822244) | [Veghes Lucian](https://appshunter.io/developer/6779731610) |

## What reviewers say

### AMP SYSTEMS

[App page](https://appshunter.io/ios/app/amp-systems/id1639822242)

**Features:** macOS Compatibility

**In-app purchases:** none


### CarHA

[App page](https://appshunter.io/ios/app/carha/id6779731608)

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

**In-app purchases:** none


## Frequently asked questions

### Is AMP SYSTEMS free?

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

### Is CarHA free?

CarHA costs $4.99, with no in-app purchases.

### Do AMP SYSTEMS or CarHA have ads?

Neither AMP SYSTEMS nor CarHA shows ads.

### Which is updated more often, AMP SYSTEMS or CarHA?

AMP SYSTEMS ships an update every 3 months, and CarHA weekly. Most recently, AMP SYSTEMS was updated on October 12, 2026 and CarHA on October 4, 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.*