poste.io vs SmarterMail

poste.io

Figure	poste.io	SmarterMail
Price from	$29.08/mo	$41.67/mo
Free plan	Yes	Yes
Free trial	—	Yes
Open source	—	—
Web	Yes	Yes
Windows	—	Yes
Linux	Yes	Yes
iOS	—	Yes
Android	—	Yes
API	Yes	—
Self-hosted	Yes	Yes
Plans published	3	5
Spec score · Email Server Software	8.0 (#10)	8.0 (#11)
Spec score · Mail Server Software	8.0 (#13)	8.0 (#14)
Company	Poste.io identifies Analogic s.r.o. in Klatovy, Czech Republic, and says it has been shipping since 2014.	SmarterTools Inc. says it began in 2003 and serves small to medium-sized businesses, enterprise organizations, and hosting companies.
Integrations	The documentation describes an Elasticsearch integration for PRO log viewing and names Uptime Kuma, Prometheus, and Grafana as external monitoring systems that can use its monitoring API.	The Marketplace lists Dropbox, Google Drive, OneDrive, ownCloud, LeitzCloud, Rocket.Chat, ChatGPT, Collabora Online, and OnlyOffice integrations.
Product	Poste.io is a self-hosted email server with web administration, webmail, spam protection, and mail server components in one Docker container.	SmarterMail is an email, groupware, and collaboration server positioned as an alternative to Microsoft Exchange.
Security	The feature page states that TLS is used on every protocol, passwords use salted SHA512, and SPF, DKIM, DMARC, and SRS are supported.	The product includes spam filtering and enterprise-level antivirus, with Message Sniffer available as an integration.

poste.io has no write-up on Specifiction yet; its figures are above.

SmarterMail has no write-up on Specifiction yet; its figures are above.