# 锁掌柜/QRMaster vs TTHotel

锁掌柜/QRMaster and TTHotel are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 10, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | 锁掌柜/QRMaster | TTHotel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (4 ratings)](https://appshunter.io/ios/app/tthotel/id1440266680/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 85 MB | 77 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GuangZhouChangLianInformationTechnologyCompany](https://appshunter.io/developer/977124142) | [Hangzhou Sciener Smart Technology](https://appshunter.io/developer/1360996795) |

## What reviewers say

### 锁掌柜/QRMaster

[App page](https://appshunter.io/ios/app/qrmaster/id979781966)

**Features:** macOS Compatibility

**In-app purchases:** none


### TTHotel

[App page](https://appshunter.io/ios/app/tthotel/id1440266680)

Manage and control smart hotel locks remotely. Adjust settings, update firmware, and cancel access cards for hotel guests. This tool simplifies hotel lock administration.

**Highlights:** Add and manage hotel locks, Adjust lock clock settings, Update lock firmware, Cancel access cards, Remote lock control

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

**In-app purchases:** none


## Frequently asked questions

### Is 锁掌柜/QRMaster free?

锁掌柜/QRMaster is free to download, with no in-app purchases.

### Is TTHotel free?

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

### Do 锁掌柜/QRMaster or TTHotel have ads?

Neither 锁掌柜/QRMaster nor TTHotel shows ads.

### Which is updated more often, 锁掌柜/QRMaster or TTHotel?

锁掌柜/QRMaster ships an update every 3 weeks, and TTHotel every 3 weeks. Most recently, 锁掌柜/QRMaster was updated on September 10, 2026 and TTHotel on September 12, 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.*