# MKey vs Smart Lock for ttlock

The clearest difference is in-app purchases: MKey at none against Smart Lock for ttlock's 10. MKey also leads on update cadence (weekly vs monthly) and iOS requirement (9.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Smart Lock for ttlock sells 10 in-app purchases, starting at $4.99 per month. MKey asks for nothing beyond the download.

MKey ships an update weekly, Smart Lock for ttlock monthly. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | MKey | Smart Lock for ttlock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (119 ratings)](https://appshunter.io/ios/app/smart-lock-for-ttlock/id6755474360/reviews)** |
| Number of ratings | — | **119** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 44 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [MK Group Joint Stock Company](https://appshunter.io/developer/1088203569) | [Solma Grow LLC](https://appshunter.io/developer/1788937829) |

## What reviewers say

### MKey

[App page](https://appshunter.io/ios/app/mkey/id1526088764)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Lock for ttlock

[App page](https://appshunter.io/ios/app/smart-lock-for-ttlock/id6755474360)

Manage compatible smart locks remotely or via Bluetooth. Create digital keys, passcodes, and cards for guests, and monitor access logs. Organize multiple properties and devices with ease.

**Highlights:** Bluetooth unlocking, Remote access via gateway, Manage all TTLock devices, eKeys, passcodes, and cards, Access logs, Multiple homes and properties

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Lock ttlock - Monthly | $4.99 | per month |
| Smart Lock ttlock - Monthly | $12.99 | per month |
| Smart Lock ttlock - Monthly x12 | $24.99 | per year |
| Yearly Subscription Smartlock Offer | $49.99 | per year |
| Smart Lock ttlock - Yearly | $49.99 | per year |
| Smart Lock ttlock - Yearly | $59.99 | per year |
| Lifetime Purchase T3 Smart Locks | $29.99 | one-time |
| Smart Lock ttlock - Lifetime | $49.99 | one-time |
| Smart Lock ttlock - Lifetime | $69.99 | one-time |
| Smart Lock for ttlock - Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is MKey free?

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

### Is Smart Lock for ttlock free?

Smart Lock for ttlock is free to download, with in-app purchases available.

### Do MKey or Smart Lock for ttlock have ads?

Neither MKey nor Smart Lock for ttlock shows ads.

### Which is updated more often, MKey or Smart Lock for ttlock?

MKey ships an update weekly, and Smart Lock for ttlock monthly. Most recently, MKey was updated on October 4, 2026 and Smart Lock for ttlock on October 20, 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.*