# ATID Reader vs Sciener Hotel Lock Tool

The clearest difference is update cadence: Sciener Hotel Lock Tool at every 6 weeks against ATID Reader's every 7 months. ATID Reader's advantage is iOS requirement (10.3 vs 12.0). 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.

ATID Reader ships an update every 7 months, Sciener Hotel Lock Tool every 6 weeks. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ATID Reader | Sciener Hotel Lock Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 weeks** |
| Size | 3 MB | 26 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ATID Co., Ltd.](https://appshunter.io/developer/1035212333) | [上根 陈](https://appshunter.io/developer/1386531409) |

## What reviewers say

### ATID Reader

[App page](https://appshunter.io/ios/app/atid-reader/id1370269627)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 ATID Reader free?

ATID Reader is free to download, with no in-app purchases.

### Is Sciener Hotel Lock Tool free?

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

### Do ATID Reader or Sciener Hotel Lock Tool have ads?

Neither ATID Reader nor Sciener Hotel Lock Tool shows ads.

### Which is updated more often, ATID Reader or Sciener Hotel Lock Tool?

ATID Reader ships an update every 7 months, and Sciener Hotel Lock Tool every 6 weeks. Most recently, ATID Reader was updated on November 12, 2026 and Sciener Hotel Lock Tool on November 7, 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.*