# Bluetooth V2.1 SPP Setup vs Cardinal Scale Price Book

The clearest difference is iOS requirement: Bluetooth V2.1 SPP Setup at 13.0 against Cardinal Scale Price Book's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bluetooth V2.1 SPP Setup ships an update every 2 weeks, Cardinal Scale Price Book monthly. The most recent releases landed on October 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Bluetooth V2.1 SPP Setup | Cardinal Scale Price Book |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 18 MB | 31 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FUH CHERNG SHEU](https://appshunter.io/developer/1063937264) | [Cardinal/Detecto Scale Company](https://appshunter.io/developer/661826679) |

## What reviewers say

### Bluetooth V2.1 SPP Setup

[App page](https://appshunter.io/ios/app/bluetooth-v21-spp-setup/id6449416841)

**Features:** Vision Pro support

**In-app purchases:** none


### Cardinal Scale Price Book

[App page](https://appshunter.io/ios/app/cardinal-scale-price-book/id6749169493)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bluetooth V2.1 SPP Setup free?

Bluetooth V2.1 SPP Setup is free to download, with no in-app purchases.

### Is Cardinal Scale Price Book free?

Cardinal Scale Price Book is free to download, with no in-app purchases.

### Do Bluetooth V2.1 SPP Setup or Cardinal Scale Price Book have ads?

Neither Bluetooth V2.1 SPP Setup nor Cardinal Scale Price Book shows ads.

### Which is updated more often, Bluetooth V2.1 SPP Setup or Cardinal Scale Price Book?

Bluetooth V2.1 SPP Setup ships an update every 2 weeks, and Cardinal Scale Price Book monthly. Most recently, Bluetooth V2.1 SPP Setup was updated on October 5, 2026 and Cardinal Scale Price Book on October 28, 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.*