# BT System vs Blue Mode II

The clearest difference is update cadence: BT System at weekly against Blue Mode II's every 13 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.

BT System ships an update weekly, Blue Mode II every 13 months. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | BT System | Blue Mode II |
| --- | --- | --- |
| 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 13 months |
| Monetization | Free | — |
| Size | 21 MB | 16 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) | [Zhongshan Auto Electronics Technology Co.Ltd.](https://appshunter.io/developer/1039851711) |

## 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


### Blue Mode II

[App page](https://appshunter.io/ios/app/blue-mode-ii/id1562619089)

**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 Blue Mode II free?

Blue Mode II is free to download, with no in-app purchases.

### Do BT System or Blue Mode II have ads?

Neither BT System nor Blue Mode II shows ads.

### Which is updated more often, BT System or Blue Mode II?

BT System ships an update weekly, and Blue Mode II every 13 months. Most recently, BT System was updated on October 20, 2026 and Blue Mode II on October 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.*