While Mailbird is a premium email client, there are official ways to use it without an immediate cost:
Mailbird offers a fully functional free version. If you only need to manage basic email accounts and do not require advanced integrations, the free tier is a safe and permanent solution. Sign Up for the Official Free Trial Free Mailbird License Key
A powerful, highly customizable, and completely free email client that supports unlimited accounts and cross-platform use. Windows Mail: Built directly into Windows for basic email management. Shoviv Software between the Free and Premium versions? While Mailbird is a premium email client, there