DuoKey vs GPG Sync: side-by-side comparison (2026)
DuoKey is a commercial key management solution by DuoKey. GPG Sync is a free key management solution. Features, integrations, deployment and the company behind each one, side by side.
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Cloud encryption & customer-controlled key management for SaaS/cloud data.
GPG Sync is a tool designed to keep OpenPGP public keys up-to-date within an organization by offloading the complexity of key management to a single trusted person.
Side-by-side comparison
Feature
DuoKey
GPG Sync
Pricing model
Commercial
Free
Category
Key Management
Key Management
Deployment and fit
Deployment type
Cloud
On-Premises
Company size fit
Mid-Market, Enterprise
Startup, SMB, Mid-Market, Enterprise
Open source
GitHub stars
–
350
Last commit
–
Feb 2021
Company
Company
DuoKey
–
Use cases and capabilities
Key Management
Yes
No
Encryption
Yes
Yes
Cloud Native
Yes
No
Microsoft 365
Yes
No
AWS Security
Yes
No
GDPR
Yes
No
Quantum Safe
Yes
No
IoT Security
Yes
No
Secrets Management
Yes
No
Crypto
Yes
No
Core features
10 features listed
No features listed
Integrations
9 integrations listed
No integrations listed
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