Check Point Avanan vs Startmail Comparison (2026)

What are the differences between Check Point Avanan and Startmail?

Written by

Forward Email Team

Published

2/1/26

Time to read

Less than 5 minutes

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Email Service Comparison

20 facts in comparison

Check Point Avanan	vs.	Startmail
Check Point Avanan "Prevent Phishing before the Inbox with Email Security from Check Point" Website	vs.	Startmail "Private email you can trust" Website
Requires you to talk to a sales team	Pricing	$7/mo
Requires 3rd party	Storage	20 GB
Unknown	Attachments	25 MB
No	Open-Source	No
No	Sandboxed Encryption	❌ Startmail claims to use a User Vault, but this statement has not been audited and their source code is closed-source
No	Unlimited Domains	No
No	Unlimited Aliases	No
No	TTI	No
❌ Requires 3rd party	SMTP	Yes
❌ Requires 3rd party	IMAP	Yes
❌ Requires 3rd party	POP3	Yes
Yes	API	No
No	E2EE	⚠️ Supported if both sender and recipient are using OpenPGP
No	OpenPGP	⚠️ Supports OpenPGP, but does not support WKD
No	WKD	No