# BT System vs Device Info

The clearest difference is in-app purchases: BT System at none against Device Info's 1. BT System also leads on ads (none vs shown) and update cadence (weekly vs every 11 months). On price and device support there is nothing between them.

Both are free to download. Device Info sells 1 one-off in-app purchase. BT System asks for nothing beyond the download.

BT System ships an update weekly, Device Info every 11 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | BT System | Device Info |
| --- | --- | --- |
| 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** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 11 months |
| Monetization | Free | — |
| Size | 21 MB | 6 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [凤军 程](https://appshunter.io/developer/873913814) | [Piyushkumar Bhut](https://appshunter.io/developer/1678963675) |

## 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


### Device Info

[App page](https://appshunter.io/ios/app/device-info-ram-os-and-stats/id6446798211)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Device Info Premium | $1.99 | one-time |


## Frequently asked questions

### Is BT System free?

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

### Is Device Info free?

Device Info is free to download, with in-app purchases available.

### Do BT System or Device Info have ads?

Device Info shows ads; BT System does not.

### Which is updated more often, BT System or Device Info?

BT System ships an update weekly, and Device Info every 11 months. Most recently, BT System was updated on November 3, 2026 and Device Info on October 27, 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.*