# B vs SignPrep

The clearest difference is price: SignPrep at Free against B's $0.99. SignPrep also leads on update cadence (every 3 days vs every 4 months). B's advantage is iOS requirement (17.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

SignPrep is free to download; B costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

B ships an update every 4 months, SignPrep every 3 days. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | B | SignPrep |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/b-chat-simple-bluetooth-chat/id1423226489/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 4 MB | 42 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Stanislav Svec](https://appshunter.io/developer/519241392) | [Daniel Yong (Singapore)](https://appshunter.io/developer/1887392234) |

## What reviewers say

### B

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

Communicate with up to 7 devices simultaneously using only Bluetooth, ideal for areas with no internet or cellular service. Enjoy privacy-first messaging with smart background notifications and a dark mode option.

**Highlights:** Offline Bluetooth communication, Connect up to 7 devices, Airplane mode friendly, Privacy-focused messaging, Background notifications, Dark mode support

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

**In-app purchases:** none


### SignPrep

[App page](https://appshunter.io/ios/app/signprep/id6761029767)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is SignPrep free?

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

### Do B or SignPrep have ads?

Neither B nor SignPrep shows ads.

### Which is updated more often, B or SignPrep?

B ships an update every 4 months, and SignPrep every 3 days. Most recently, B was updated on October 11, 2026 and SignPrep on October 3, 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.*