# BT System vs AITKeys

The clearest difference is update cadence: AITKeys at every 2 days against BT System's weekly. 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.

BT System ships an update weekly, AITKeys every 2 days. The most recent releases landed on September 16, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | BT System | AITKeys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/bt-system/id1501788263/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | — |
| Size | 21 MB | 75 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [凤军 程](https://appshunter.io/developer/873913814) | [Shenzhen Zhongxinyou M2M Technology Co., Ltd.](https://appshunter.io/developer/1489982535) |

## What reviewers say

### BT System

[App page](https://appshunter.io/ios/app/bt-system/id1501788263)

Start your car remotely using your smartphone, eliminating the need to carry physical keys. This app provides convenient access to your vehicle through your mobile device.

**Highlights:** Remote car starting, Keyless car access, Smartphone control, Convenient vehicle access

**Features:** macOS Compatibility

**In-app purchases:** none


### AITKeys

[App page](https://appshunter.io/ios/app/aitkeys/id1595265522)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BT System free?

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

### Is AITKeys free?

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

### Do BT System or AITKeys have ads?

Neither BT System nor AITKeys shows ads.

### Which is updated more often, BT System or AITKeys?

BT System ships an update weekly, and AITKeys every 2 days. Most recently, BT System was updated on September 16, 2026 and AITKeys 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.*