# Bluetooth V2.1 SPP Setup vs ID System

The clearest difference is iOS requirement: ID System at 11.0 against Bluetooth V2.1 SPP Setup's 13.0. 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.

## The numbers

| Metric | Bluetooth V2.1 SPP Setup | ID System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 18 MB | 27 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FUH CHERNG SHEU](https://appshunter.io/developer/1063937264) | [SINO MOULD COMPONENT (DONG GUAN) CO.,LTD](https://appshunter.io/developer/1726089049) |

## 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


### ID System

[App page](https://appshunter.io/ios/app/id-system/id6476165708)

**Features:** macOS Compatibility

**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 ID System free?

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

### Do Bluetooth V2.1 SPP Setup or ID System have ads?

Neither Bluetooth V2.1 SPP Setup nor ID System shows ads.

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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.*