# BlueID SDK vs DoorFlow Utility

The clearest difference is update cadence: BlueID SDK at every 2 months against DoorFlow Utility's every 11 months. BlueID SDK also leads on iOS requirement (10.0 vs 16.0). 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.

BlueID SDK ships an update every 2 months, DoorFlow Utility every 11 months. The most recent releases landed on October 12, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | BlueID SDK | DoorFlow Utility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/blueid-sdk/id766502241/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Free | — |
| Size | 15 MB | 22 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueID GmbH](https://appshunter.io/developer/384646953) | [NetNodes Ltd](https://appshunter.io/developer/1019492013) |

## What reviewers say

### BlueID SDK

[App page](https://appshunter.io/ios/app/blueid-sdk/id766502241)

This app demonstrates how to integrate secure ticketing and access control features into your products using a software development kit. It requires a personalized access key to function, which can be obtained from a BlueID representative.

**Highlights:** Integrates ticketing and secure access, Software Development Kit (SDK), Smartphone authorization management, Works offline, Supports Bluetooth Smart, NFC, WiFi

**In-app purchases:** none


### DoorFlow Utility

[App page](https://appshunter.io/ios/app/doorflow-utility/id1093835722)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlueID SDK free?

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

### Is DoorFlow Utility free?

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

### Do BlueID SDK or DoorFlow Utility have ads?

Neither BlueID SDK nor DoorFlow Utility shows ads.

### Which is updated more often, BlueID SDK or DoorFlow Utility?

BlueID SDK ships an update every 2 months, and DoorFlow Utility every 11 months. Most recently, BlueID SDK was updated on October 12, 2026 and DoorFlow Utility on September 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.*