MobileID vs SPIDX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MobileID
Securely authenticate yourself and sign electronic documents with legal validity using your digital certificate on mobile devices. This service enables strong identification and document signing directly from your smartphone or tablet.
- Strong user authentication
- Electronic document signing
- Legal validity
- Mobile device integration
- ICP-Brasil digital certificate support
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O mobileID Certisign é um serviço de Identificação Forte que por meio do Certificado Digital ICP-Brasil permite a autenticação do usuário e a assinatura de documentos no meio eletrônico, diretamente de dispositivos móveis, com validade jurídica.
SPIDX
Securely validate your identity online with a digital ID on your phone. Control your personal data and share it only with explicit permission. Biometrics are encrypted and never stored in the cloud.
- Digital ID on phone
- Fast identity validation
- Secure online identity
- User-controlled data sharing
- Encrypted biometrics
- Privacy-focused
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Spidx provides you a fast, secure, and convenient way to validate your identity online. Your privacy is our number one concern: - No personal data is shared without your explicit permission. You are in control of your data and you choose with which services and organizations you wish to share. - We encourage organizations to request only what is absolutely necessary. - Biometrics are always kept encrypted in your devices and are never stored in the cloud. Share your information securely and optimize your access to services by joining Spidx today!
Screenshots
Verdict
The clearest difference is rating: SPIDX at 4.8 against MobileID's 1.5. SPIDX also leads on review sentiment (40% vs 0%) and update cadence (fortnightly vs every 4 months). MobileID's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SPIDX holds the better App Store score, 4.8 against 1.5. That said, the two scores are not equally well evidenced: SPIDX has 273 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 0% of MobileID's written reviews are positive against 40% of SPIDX's.
MobileID ships an update every 4 months, SPIDX fortnightly. The most recent releases landed on August 20, 2026 and June 10, 2026 respectively.
| Parameter | MobileID | SPIDX |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (15 ratings) | 4.8 (273 ratings) — better |
| Positive reviews | 0.0% of reviews | 40.0% of reviews — better |
| Number of ratings | 15 | 273 — better |
| Update frequency | Every 4 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 91 MB | 138 MB |
| Age rating | 4+ | 4+ |
| Developer | Certisign | SPIDX LLC |
Customer experience
MobileID
SPIDX
In-app purchases
MobileID
No in-app purchases
SPIDX
No in-app purchases
