# Steinau BlueSecur vs TimingMachine

The clearest difference is review sentiment: TimingMachine at 100% against Steinau BlueSecur's 33%. TimingMachine also leads on in-app purchases (none vs 2) and update cadence (every 11 days vs every 5 months). Steinau BlueSecur's advantage is price (Free vs $8.99) and device support (4 vs 2). On ads there is nothing between them.

Steinau BlueSecur is free to download; TimingMachine costs $8.99 up front. Steinau BlueSecur sells 2 one-off in-app purchases. TimingMachine asks for nothing beyond the download.

Steinau BlueSecur ships an update every 5 months, TimingMachine every 11 days. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Steinau BlueSecur | TimingMachine |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 11 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 120 MB | 32 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hormann KG Antriebstechnik](https://appshunter.io/developer/890378637) | [keywerks GmbH](https://appshunter.io/developer/1336049861) |

## What reviewers say

### Steinau BlueSecur

[App page](https://appshunter.io/ios/app/steinau-bluesecur/id1461034852)

Control compatible devices remotely by sending digital permissions (keys) to others. Manage access for family and friends, even when you're not home. Setup and operation are straightforward, with options for temporary or permanent key issuance.

**Highlights:** Send digital permissions (keys), Manage keys remotely, Add devices via QR code, Temporary or permanent key issuance, Supports up to 250 users, Optional external antenna

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access key | $8.99 | one-time |
| 5 access keys | $34.99 | one-time |


### TimingMachine

[App page](https://appshunter.io/ios/app/timingmachine/id1499524052)

This tool helps determine and compare engine timing for 2-stroke engines. It calculates piston positions, the effect of spacers, and offers graphical representations. Results can be exported as PDF or with custom text and images.

**Highlights:** Convert measurements to engine timings, Convert engine timings to measurements, Compare engine timings, Calculate cylinder spacer effects, Graphical representation of timings, Export results as PDF, Snapshot function for storing setups

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

**In-app purchases:** none


## Frequently asked questions

### Is Steinau BlueSecur free?

Steinau BlueSecur is free to download, with in-app purchases available.

### Is TimingMachine free?

TimingMachine costs $8.99, with no in-app purchases.

### Do Steinau BlueSecur or TimingMachine have ads?

Neither Steinau BlueSecur nor TimingMachine shows ads.

### Which is updated more often, Steinau BlueSecur or TimingMachine?

Steinau BlueSecur ships an update every 5 months, and TimingMachine every 11 days. Most recently, Steinau BlueSecur was updated on September 8, 2026 and TimingMachine on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*