# BS HT vs 蓝天系统

The clearest difference is update cadence: 蓝天系统 at daily against BS HT's every 3 months. 蓝天系统 also leads on iOS requirement (9.0 vs 15.6). 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.

BS HT ships an update every 3 months, 蓝天系统 daily. The most recent releases landed on October 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | BS HT | 蓝天系统 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (55 ratings)](https://appshunter.io/ios/app/bs-ht/id1402596407/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 24.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free | — |
| Size | 32 MB | 27 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [德王 杨](https://appshunter.io/developer/1039292801) | [Foshan Qianlong Digirization Technology Co., Ltd.](https://appshunter.io/developer/1610445576) |

## What reviewers say

### BS HT

[App page](https://appshunter.io/ios/app/bs-ht/id1402596407)

This application allows users to connect with and manage their BS Intercom devices. It facilitates sharing and viewing the real-time location of teammates using APRS technology. Please note that related equipment is required for the software to function.

**Highlights:** Connect to BS Intercom, Manage BS Intercom, Share teammate location, View teammate location, APRS location tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### 蓝天系统

[App page](https://appshunter.io/ios/app/id6443536631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BS HT free?

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

### Is 蓝天系统 free?

蓝天系统 is free to download, with no in-app purchases.

### Do BS HT or 蓝天系统 have ads?

Neither BS HT nor 蓝天系统 shows ads.

### Which is updated more often, BS HT or 蓝天系统?

BS HT ships an update every 3 months, and 蓝天系统 daily. Most recently, BS HT was updated on October 25, 2026 and 蓝天系统 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.*