Attribute by attribute
Pricing
Entry price per month (USD)
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Free tier
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Free trial length (days)
Not yet verified
Hey
Not yet verified
14 days
Hushmail
Verified90
no directional preference
Sources for this row
Hushmail:
www.hushmail.com (tier 1), retrieved 2026-09-02
Public list price
Yes
Hey
Verified90
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Sources for this row
Hey:
www.hey.com (tier 1), retrieved 2026-09-02
Security and compliance
Audit log of agent actions
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Data processing agreement offered
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
FedRAMP authorisation
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
GDPR compliance stated
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
HIPAA compliance stated
Not yet verified
Hey
Not yet verified
Yes
Hushmail
Verified90
not measured on at least one side
Sources for this row
Hushmail:
www.hushmail.com (tier 1), retrieved 2026-09-02
ISO/IEC 27001
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
PCI DSS stated
Not yet verified
Hey
Not yet verified
Not researched
Hushmail
Not yet verified
not measured on at least one side
SOC 2 Type II
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Platform and integration
Public API
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Mobile app (iOS or Android)
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
no directional preference
On-premises or self-hosted option
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
no directional preference
SCIM user provisioning
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Single sign-on
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
Uptime commitment (%)
Not yet verified
Hey
Not yet verified
Not yet verified
Hushmail
Not yet verified
not measured on at least one side
A missing measurement never counts
against a product. If we could not reach a document, that is a fact
about our research and not about the vendor. Open a row to see the
source, its tier and the day we read it.