Mandrill vs Proton Mail Comparison (2024)

What are the differences between Mandrill and Proton Mail?

Written by

Forward Email Team

Published

11/1/24

Time to read

Less than 5 minutes

We recommend Forward Email as the best alternative to Mandrill.

Email Service Comparison

20 facts in comparison

Mandrill	vs.	Proton Mail
Mandrill "Reach inboxes when it matters most" Website	vs.	Proton Mail "Secure email that protects your privacy" Website
$33/mo	Pricing	$3.99/mo
No Mandrill does not support storage	Storage	15 GB
25 MB	Attachments	25 MB
No	Open-Source	❌ Proton Mail claims to be open-source, but their back-end actually is closed source
No	Sandboxed Encryption	No
No	Unlimited Domains	No
No	Unlimited Aliases	No
No	TTI	No
❌ Requires paid add-on for Mandrill of at least $20/mo	SMTP	❌ Requires you to download Proton Mail Bridge and forces vendor lock-in
No	IMAP	❌ Requires you to download Proton Mail Bridge and forces vendor lock-in
No	POP3	❌ Proton Mail does not support POP3
Yes	API	No
No	E2EE	⚠️ Proton Mail rewrites your emails
No	OpenPGP	Yes
No	WKD	Yes

Email Service Screenshots

Closed-source

Mandrill

Mandrill is a closed-source email service. According to their website: Reach inboxes when it matters most

Mandrill is a closed-source email service.

Mandrill is a closed-source email service.

Photograph by Forward Email

Closed-source

Proton Mail

Proton Mail is a closed-source email service. Their official description reads: Secure email that protects your privacy

Proton Mail is a closed-source email service.

Proton Mail is a closed-source email service.

Screenshot by Forward Email

Compare Mandrill with 79 email services