You can change your plan at any time. To do so, log into your MailMergic account and click on «Billing» in the user menu in the upper right corner:
On the «Billing» page click on «Open Billing Portal»:
In the billing overview click on «Update plan»:
Select the plan you want to choose:
Read the following information carefully. Amounts already paid from your previous plan are automatically prorated. Confirm the change of your plan by clicking the «Confirm» button:
Your new plan is now active.