# B vs Desktop Mode OS

The clearest difference is review sentiment: Desktop Mode OS at 71% against B's 0%. Desktop Mode OS also leads on price (Free vs $0.99) and rating (4.6 vs 1.0). B's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Desktop Mode OS is free to download; B costs $0.99 up front. Desktop Mode OS sells 2 in-app purchases, starting at $14.99 per year. B asks for nothing beyond the download.

Desktop Mode OS holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Desktop Mode OS has 24 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of B's written reviews are positive against 71% of Desktop Mode OS's.

B ships an update every 4 months, Desktop Mode OS every 6 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | B | Desktop Mode OS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/b-chat-simple-bluetooth-chat/id1423226489/reviews) | **[4.6 (24 ratings)](https://appshunter.io/ios/app/desktop-mode-os-prodocktive/id6762341245/reviews)** |
| Number of ratings | 1 | **24** |
| Positive reviews | 0.0% of reviews | **71.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 38 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Stanislav Svec](https://appshunter.io/developer/519241392) | [Gautam Sukhramani](https://appshunter.io/developer/1893868918) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-chat-simple-bluetooth-chat/id1423226489)

Communicate with up to 7 nearby devices using only Bluetooth, ideal for situations without internet or cellular service. Enjoy private, offline messaging with smart notifications and a dark mode option.

**Highlights:** Offline Bluetooth communication, Connect with up to 7 devices, Airplane mode friendly, Privacy-focused, no cloud storage, Background notifications, Dark mode support

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

**In-app purchases:** none


### Desktop Mode OS

[App page](https://appshunter.io/ios/app/desktop-mode-os-prodocktive/id6762341245)

Transform your iPhone into a powerful desktop workstation, extending its capabilities to external displays like AR glasses, monitors, or TVs. Experience a high-performance desktop environment using your phone's native silicon, with innovative input modes for seamless interaction.

**Highlights:** Turn iPhone into a desktop workstation, Extend to AR glasses, monitors, TVs, Spatial productivity with AR glasses, Multiple input modes: Air Mouse, Hand Tracking, Liquid Trackpad, Connect to any display (USB-C, HDMI, AirPlay), Sync Assistant for webview issues, Pin frequently used sessions to dock

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly subscription | $14.99 | per year |
| Lifetime subscription | $19.99 | one-time |


## Frequently asked questions

### Is B free?

B costs $0.99, with no in-app purchases.

### Is Desktop Mode OS free?

Desktop Mode OS is free to download, with in-app purchases available.

### Which has better reviews, B or Desktop Mode OS?

Desktop Mode OS is rated higher. B averages 1.0 out of 5 from 1 ratings, while Desktop Mode OS averages 4.6 from 24 ratings.

### Do B or Desktop Mode OS have ads?

Desktop Mode OS shows ads; B does not.

### Which is updated more often, B or Desktop Mode OS?

B ships an update every 4 months, and Desktop Mode OS every 6 days. Most recently, B was updated on November 6, 2026 and Desktop Mode OS on October 31, 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.*