# Currency Professional vs Sciener Hotel Lock Tool

The clearest difference is in-app purchases: Sciener Hotel Lock Tool at none against Currency Professional's 1. Sciener Hotel Lock Tool also leads on update cadence (every 6 weeks vs every 5 months) and iOS requirement (12.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Currency Professional sells 1 one-off in-app purchase. Sciener Hotel Lock Tool asks for nothing beyond the download.

Currency Professional ships an update every 5 months, Sciener Hotel Lock Tool every 6 weeks. The most recent releases landed on October 3, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Currency Professional | Sciener Hotel Lock Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 21 MB | 26 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gerhard Lentschik](https://appshunter.io/developer/629988041) | [上根 陈](https://appshunter.io/developer/1386531409) |

## What reviewers say

### Currency Professional

[App page](https://appshunter.io/ios/app/currency-professional/id1493772243)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $1.99 | one-time |


### Sciener Hotel Lock Tool

[App page](https://appshunter.io/ios/app/sciener-hotel-lock-tool/id1522239495)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Currency Professional free?

Currency Professional is free to download, with in-app purchases available.

### Is Sciener Hotel Lock Tool free?

Sciener Hotel Lock Tool is free to download, with no in-app purchases.

### Do Currency Professional or Sciener Hotel Lock Tool have ads?

Neither Currency Professional nor Sciener Hotel Lock Tool shows ads.

### Which is updated more often, Currency Professional or Sciener Hotel Lock Tool?

Currency Professional ships an update every 5 months, and Sciener Hotel Lock Tool every 6 weeks. Most recently, Currency Professional was updated on October 3, 2026 and Sciener Hotel Lock Tool on September 24, 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.*