Comparison

SIGMA CIDIU vs VISCOM24 Qrcode Reader

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

Head to head

VISCOM24 Qrcode Reader

Free

🔧 Utilities

No ratingsView app →

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

VISCOM24 Qrcode Reader

Read full description

The APP is for the exclusive use of the Exhibitors of the Event and allows for the scanning of visitors' QR codes. After scanning, the lead data will be immediately visible, and it will be possible to add a note. At the end of the Event, all leads can be downloaded in a convenient Excel file.

Screenshots

SIGMA CIDIU4 screens

VISCOM24 Qrcode Reader4 screens

Verdict

The call

The clearest difference is update cadence: SIGMA CIDIU at every 2 months against VISCOM24 Qrcode Reader's every 6 months. SIGMA CIDIU also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.0). 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, VISCOM24 Qrcode Reader every 6 months. Both last shipped on October 27, 2026.

Scorecard3 real differences · 3 level

SIGMA CIDIU versus VISCOM24 Qrcode Reader: the parameters behind the verdict, then further details
Parameter	SIGMA CIDIU	VISCOM24 Qrcode Reader
Price	Free	Free
Update frequency	Every 2 months — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone
Requires iOS	11.0 — better	16.0
Further details — not scored
Size	21 MB	5 MB
Age rating	4+	4+
Developer	ID&A S.r.l.	FIERA MILANO SPA

In-app purchases

None

SIGMA CIDIU

No in-app purchases

None

VISCOM24 Qrcode Reader

No in-app purchases

Questions

Is SIGMA CIDIU free?

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

Is VISCOM24 Qrcode Reader free?

VISCOM24 Qrcode Reader is free to download, with no in-app purchases.

Do SIGMA CIDIU or VISCOM24 Qrcode Reader have ads?

Neither SIGMA CIDIU nor VISCOM24 Qrcode Reader shows ads.

Which is updated more often, SIGMA CIDIU or VISCOM24 Qrcode Reader?

SIGMA CIDIU ships an update every 2 months, and VISCOM24 Qrcode Reader every 6 months. Most recently, SIGMA CIDIU was updated on October 27, 2026 and VISCOM24 Qrcode Reader on October 27, 2026.