A: Yes. The license validates the domain, not the path. domain.com/app and domain.com/mailer share the same license.
I understand you're asking about a . Here's what you should know: mailwizz license key
No. That violates the terms. If you are a digital agency managing 10 client newsletters on 10 separate domains, you need 10 Standard licenses or 1 Extended license (for SaaS mode). A: Yes