# D vs bMOTTURA

The clearest difference is update cadence: bMOTTURA at every 2 weeks against D's every 5 weeks. bMOTTURA also leads on device support (4 vs 2). D's advantage is iOS requirement (10.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

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

D ships an update every 5 weeks, bMOTTURA every 2 weeks. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | D | bMOTTURA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 23 MB | 65 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SECUREMME SRL](https://appshunter.io/developer/1076281466) | [Mottura Serrature di Sicurezza S.p.A.](https://appshunter.io/developer/1017382437) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-smart/id1076281467)

Transform your existing European cylinder locks into smart locks with this device. Control your doors remotely via smartphone, manage access permissions, and create virtual keys. Enjoy convenient and secure access control without needing to replace your current lock.

**Highlights:** Automate European cylinder locks, Smartphone control via Bluetooth, Virtual key creation, Timed access management, User access control, Multiple access methods (transponder, keypad)

**Features:** macOS Compatibility

**In-app purchases:** none


### bMOTTURA

[App page](https://appshunter.io/ios/app/bmottura/id6444192696)

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is bMOTTURA free?

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

### Do D or bMOTTURA have ads?

Neither D nor bMOTTURA shows ads.

### Which is updated more often, D or bMOTTURA?

D ships an update every 5 weeks, and bMOTTURA every 2 weeks. Most recently, D was updated on October 7, 2026 and bMOTTURA on October 18, 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.*