According to Sequenzy , the financial difference between self-hosting with MailWizz and using a managed service like Mailchimp is massive as your list grows: MailWizz (Self-Hosted) Mailchimp (Managed SaaS) ~$86 (One-time) Monthly Fee (10k Contacts) ~$25 (Hosting + SMTP) 3-Year Total Cost ~$986 ~$3,600 Control Full Data Ownership Platform Dependency Pros and Cons: What the Reviews Say

MailWizz, launched in 2014, has established itself as a market leader in this niche. Marketed as a "bulk email marketing application," it allows users to install the software on their own servers, effectively paying a one-time fee for the software license while managing their own sending infrastructure. This paper evaluates whether MailWizz lives up to its reputation as the "best" self-hosted solution, analyzing its strengths in automation and delivery control against its inherent challenges regarding technical maintenance and user experience.