Cryptvice Silent Circle — Secure Communication License vs Encrypted-OS Blackphone 2 Adapter
Both products solve the same brief — enterprise-grade mobility. — with different trade-offs. This page is an honest side-by-side.
Cryptvice
Silent Circle — Secure Communication License
$59
Signal is good. Silent Circle is what governments and Fortune 500 companies use when good isn’t enough.
View product →
Encrypted-OS
Blackphone 2 Adapter
$30
Charge your Blackphone 2 in any UK electrical socket with the Silent Circle Blackphone 2, 3 pin adapter.
View product →Specifications side-by-side
| Spec | Silent Circle — Secure Communication License | Blackphone 2 Adapter |
|---|---|---|
| Brand | Cryptvice | Encrypted-OS |
| Model | Silent Circle — Secure Communication License | Blackphone 2 Adapter |
| Type | Secure smartphone | Secure smartphone |
| OS | Hardened mobile OS | Hardened mobile OS |
| Encryption | End-to-end | End-to-end |
| Warranty | 12 months | 12 months |
| Subscription | 3 months \n\n6 months \n\n12 months \n\nChoose an option 3 months 6 months 12 months Clear | — |
| Accessory Type | Software License | — |
| Supported OS | Android , iOS | — |
| Blackphone Adapter Style | — | Choose an option 2 Pin Adapter 3 Pin Adapter Clear |
Verdict
Buy Silent Circle — Secure Communication License if you prioritise the Cryptvice ecosystem; buy Blackphone 2 Adapter if you prefer Encrypted-OS's approach. Both are in our shortlist for secure smartphones.
Frequently asked
- Can I buy both?
- Yes — many customers keep two devices in this category for redundancy or compartmentalization.
- Which one do most customers pick?
- In-stock and featured items move first. Right now Blackphone 2 Adapter is the more frequent pick.
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