Comparison

D vs Ultimate Cardin

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Utility

About

D

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

Read full description

Con D-SMART puoi automatizzare qualsiasi serratura a cilindro europeo, semplicemente applicando il dispositivo sulla porta. Rendi intelligenti le serrature e controlla le porte direttamente dallo smartphone. D-SMART assicura un controllo sugli accessi affidabile ed efficace. Permette di organizzare e programmare le autorizzazioni d'accesso e molto altro. Apertura della porta tramite: - Smartphone con bluetooth - Tansponder impermeabile e resistente - Tastiera - Scheda Gestione Esterna Grazie alla D-SMART APP, le porte possono essere aperte e chiuse, controllando sempre gli accessi e sfruttando funzionalità come: - Creazione di chiavi virtuali - L'amministratore del sistema gestisce l'accesso dei vari utenti modificandoli, aggiungendoli o modificandoli - Gestione temporale delle chiavi virtuali Dimentica le chiavi dove vuoi... e rilassati!

About

Ultimate Cardin

Features

Read full description

The whole Cardin Elettronica world in a single app. The complete product catalogue, updated in real time, to discover all the solutions of the italian company, leader in command electronics, automations for gates, garage and industrial doors, shutters, road barriers, access control and home automation. For each product there are pictures, descriptions, technical data, overall dimensions and installation images, user and maintenance manuals, and conformity certificates. Login to reserved area to view the price list.

Screenshots

D3 screens

Ultimate Cardin4 screens

Verdict

The call

The clearest difference is iOS requirement: D at 10.0 against Ultimate Cardin's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard1 real difference · 7 level

D versus Ultimate Cardin: the parameters behind the verdict, then further details
Parameter	D	Ultimate Cardin
Price	Free	Free
Positive reviews	37.5% of reviews	—
Update frequency	Every 5 weeks	Monthly — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	10.0 — better	13.0
Further details — not scored
Size	23 MB	17 MB
Age rating	4+	4+
Developer	SECUREMME SRL	CARDIN ELETTRONICA S.p.A.

In-app purchases

None

D

No in-app purchases

None

Ultimate Cardin

No in-app purchases

Questions

Is D free?

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

Is Ultimate Cardin free?

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

Do D or Ultimate Cardin have ads?

Neither D nor Ultimate Cardin shows ads.

Which is updated more often, D or Ultimate Cardin?

D ships an update every 5 weeks, and Ultimate Cardin monthly. Most recently, D was updated on October 7, 2026 and Ultimate Cardin on October 18, 2026.