DigitalDNA Bit4id vs IG SMART
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DigitalDNA Bit4id
Access websites requiring client authentication using your CNS certificate on a DDNA token. Supports digital signatures (CAdES, PAdES, XAdES) and SSL client authentication. Manage your cryptographic device and communicate via Bluetooth.
- Digital signature (CAdES, PAdES, XAdES)
- Document and certificate verification
- SSL Client Authentication
- Cryptographic device management
- Bluetooth communication with token
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L'applicazione consente di accedere ai siti che richiedono la client authentication, utilizzando il certificato CNS installato sul token DDNA. Principali funzionalità: • Firma digitale CAdES, PAdES e XAdES conforme alla normativa eIDAS • Verifica dei documenti firmati e dei certificati • SSL Client Authentication • Gestione del dispositivo crittografico • Comunicazione Bluetooth con il token crittografico
IG SMART
Easily and securely apply digital signatures to your documents directly from your device. Your files remain local, ensuring confidentiality and compliance with GDPR regulations. Supports various authorization methods for a smooth signing experience.
- Apply digital signatures
- Secure local signing
- GDPR compliant
- Multiple authorization methods
- eIDAS Regulation compliant
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IG SMART is a free App that allows you to apply one or more digital signatures to a document in an easy and safe way. Just a few steps to offer you a very smooth signing experience. To sign you will simply have to: 1. choose the file to sign; 2. apply one or more signatures to the file; 3. authorize the signature. Three simple steps and that's it! The confidentiality of your documents is guaranteed: the App signs your files locally, they will NEVER leave your device, in compliance with the GDPR regulations. The App supports different types of signature authorization, based on the signature certificate you use: - you can use our mobile App IG YOU (https://apps.apple.com/it/app/valid/id977668952) - you can receive an SMS and/or email - you can use a hardware device. All signatures done with IG SMART comply with the European eIDAS Regulation.
Screenshots
Verdict
DigitalDNA Bit4id and IG SMART are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DigitalDNA Bit4id ships an update every 2 months, IG SMART every 5 weeks. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.
| Parameter | DigitalDNA Bit4id | IG SMART |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 167 MB | 70 MB |
| Age rating | 17+ | 4+ |
| Developer | Bit4id s.r.l | Intesi Group S.p.A. |
Customer experience
DigitalDNA Bit4id
IG SMART
In-app purchases
DigitalDNA Bit4id
No in-app purchases
IG SMART
No in-app purchases
Questions
Is DigitalDNA Bit4id free?
Is IG SMART free?
Do DigitalDNA Bit4id or IG SMART have ads?
Which is updated more often, DigitalDNA Bit4id or IG SMART?
Other comparisons
