Comparison

SIGMA CIDIU vs Why Cloud

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

Head to head

About

SIGMA CIDIU

Features

Read full description

App per l’apertura delle isole ad accesso controllato presenti nei comuni di: Alpignano, Collegno, Druento, Grugliasco, Pianezza, Rivoli e Venaria. L’applicazione gratuita consente l’apertura delle isole ad accesso controllato direttamente dal proprio smartphone tramite collegamento Bluetooth. Per l’utilizzo della app sono necessarie le chiavi di accesso (username e password) fornite dal gestore.

About

Why Cloud

Read full description

Why Cloud è un’applicazione che si connette via Bluetooth con i radiocomandi Why Evo Noa e Mini Evo Noa della linea Cloud e permette: Duplicare radiocomandi con estrema semplicità grazie a procedure guidate; Avere SEMPRE a disposizione la versione firmware più recente grazie agli aggiornamenti OTA; Grazie alla funzione Code-in-Cloud potrete duplicare codici nuovi e avrete accesso ad un database sempre aggiornato; Potrete personalizzare i singoli tasti con testo e icone a vostro piacere; Permette di utilizzare lo schermo della vostra auto per controllare le automazioni grazie alla compatibilità con Apple CarPlay. Why Cloud - il futuro della duplicazione radiocomandi.

Screenshots

SIGMA CIDIU4 screens

Why Cloud4 screens

Verdict

The call

The clearest difference is update cadence: Why Cloud at every 3 weeks against SIGMA CIDIU's every 2 months. SIGMA CIDIU's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.6). On price, 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

SIGMA CIDIU ships an update every 2 months, Why Cloud every 3 weeks. The most recent releases landed on October 2, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 3 level

SIGMA CIDIU versus Why Cloud: the parameters behind the verdict, then further details
Parameter	SIGMA CIDIU	Why Cloud
Price	Free	Free
Update frequency	Every 2 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone
Requires iOS	11.0 — better	17.6
Further details — not scored
Size	21 MB	8 MB
Age rating	4+	4+
Developer	ID&A S.r.l.	1Control

In-app purchases

None

SIGMA CIDIU

No in-app purchases

None

Why Cloud

No in-app purchases

Questions

Is SIGMA CIDIU free?

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

Is Why Cloud free?

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

Do SIGMA CIDIU or Why Cloud have ads?

Neither SIGMA CIDIU nor Why Cloud shows ads.

Which is updated more often, SIGMA CIDIU or Why Cloud?

SIGMA CIDIU ships an update every 2 months, and Why Cloud every 3 weeks. Most recently, SIGMA CIDIU was updated on October 2, 2026 and Why Cloud on September 18, 2026.