> Upgrade from Mailbux Free to a paid plan in a few clicks: pick a plan and billing cycle, pay by card or PayPal, and check that your new plan is active. Source: https://mailbux.com/blog/email-guides/how-to-upgrade-free-to-paid-plan [Home](https://mailbux.com/)/[Guides](https://mailbux.com/blog)/[Email Guides](https://mailbux.com/blog/email-guides)/How to Upgrade Your Mailbux Free Plan to a Paid Plan # How to Upgrade Your Mailbux Free Plan to a Paid Plan November 9, 2026•4 min read Free includes 1 domain. Paid plans add unlimited domains, so you can manage email for multiple projects or businesses from a single dashboard. If you started on Mailbux Free and are ready for a paid plan, the upgrade takes a few clicks in your dashboard. This guide walks through each screen, from the first click to the paid invoice, so you know what to expect before you start. ## Before you start - Sign in at [dash.mailbux.com](https://dash.mailbux.com) with the account that owns your Free service. - Have a card or a PayPal account ready. ## Step 1: Click "Upgrade" There are two places to start: - On the **Dashboard**, the **Primary email plan** card shows "Mailbux Free" with an **Upgrade** button on the right. - Or open **Overview** in the left menu (your Mailbux Free plan page) and click **Upgrade** at the top right. Mailbux dashboard with the Primary email plan card showing Mailbux Free and a red Upgrade button Mailbux Free plan page with the Upgrade button at the top right Both buttons open the same **Change plan** page. ## Step 2: Choose your plan and billing cycle The **Change plan** page has two parts: 1. **Billing cycle** at the top: Monthly, 3 months, 6 months or Yearly. The price for each cycle is shown on its button. 2. **Choose a plan**: your current plan is marked **Current Plan**. Click the plan you want. Change plan page with the billing cycle choice, the plan cards and the Upgrade Summary on the right (prices hidden) On the right, the **Upgrade Summary** shows what changes from your current plan and the amount **Due today**. Check it, then click the pay-and-upgrade button under the summary. Not sure which plan fits? Compare them on the [pricing page](https://mailbux.com/pricing). If you plan to run email for more than one business, see [how to add a second domain to your business email](https://mailbux.com/blog/email-guides/add-second-domain-business-email). ## Step 3: Pay by card or PayPal A payment window opens for your upgrade invoice and shows the amount due. Payment window with three choices: Credit Card (Recommended), PayPal one-time payment and Credit Card one-time payment, and a Pay Now button - **Credit Card (Recommended)**: saves the card so renewals are paid automatically. - **PayPal**: a one-time payment. - **Credit Card, one-time payment**: pays this invoice without saving the card. Pick one and click **Pay Now**. ## Step 4: Check that the upgrade is active After the payment goes through, open your plan page from the Dashboard. The plan card shows your new plan name, and the invoice under **Invoices** shows as paid. If the button on your plan page still says **Complete payment**, or you see a yellow **Payment due** banner, the invoice is not paid yet. See the next section. ## Upgrade started but not finished? If you closed the payment window before paying, the upgrade waits for its invoice: - A yellow **Payment due** banner appears at the top of the dashboard, with **Pay now**. - On your plan page, **Upgrade** changes to **Complete payment**. Plan page with the yellow Payment due banner and a Complete payment button where Upgrade used to be Until it is paid, your service stays on its current plan. Click **Pay now** or **Complete payment** to finish. More detail: [how to finish a pending upgrade (unpaid invoice)](https://mailbux.com/blog/email-guides/finish-pending-upgrade-unpaid-invoice). Once your new plan is active, you can connect desktop and phone apps with the [Mailbux IMAP, SMTP and POP3 server settings](https://mailbux.com/blog/email-guides/mailbux-imap-smtp-pop3-server-settings). ## FAQ ### Which payment methods can I use? Card or PayPal. ### Where do I see my invoices? Dashboard > Invoices. ## Need help? Open a support ticket from your dashboard and we will help you finish the upgrade. New to Mailbux? [Create a free account](https://dash.mailbux.com/register) and upgrade whenever you are ready. ## Put this guide to work Business email on your own domain, free to start — unlimited business mailboxes on paid plans, no per-mailbox pricing. [See pricing](https://mailbux.com/pricing) ## Related guides [4 min read ### Upgrade Pending? How to Finish an Unpaid Invoice Started an upgrade but it still shows pending? Spot the Payment due banner, find the open invoice, pay by card or PayPal, and fix a declined card or a PayPal payment that did not show.](https://mailbux.com/blog/email-guides/finish-pending-upgrade-unpaid-invoice) [5 min read ### Can I Use My Domain Email with Gmail? Here's How Learn how to use your custom domain email with Gmail, including Google Workspace, POP3/SMTP integration (POP3 needs a paid Mailbux plan), and the Gmail mobile app with IMAP.](https://mailbux.com/blog/email-guides/use-custom-domain-email-with-gmail) [6 min read ### How to Move Your Business Email to a New Phone Without Losing Mail Got a new phone? Check what lives only on the old one, add your work account fresh, give the new phone its own app password, test it, then lock out the old phone.](https://mailbux.com/blog/email-guides/move-business-email-to-new-phone) [7 min read ### Domain Expired and Email Stopped Working? How to Get It Back When a domain registration lapses, mail stops even if your email plan is paid. How to confirm it, the recovery windows, and the exact order to renew, restore DNS and test.](https://mailbux.com/blog/email-guides/domain-expired-email-stopped-working) [6 min read ### How to Add a Second Domain to Your Business Email Bought a second domain? Add it to the same Mailbux plan, publish its own MX, SPF, DKIM and DMARC records, then choose mailboxes, aliases or forwarders for it.](https://mailbux.com/blog/email-guides/add-second-domain-business-email) [1 min read ### How to Choose the Right Business Email Provider: A Buyer's Checklist Not all email providers are equal. Use this checklist to evaluate features, security, pricing, and support before choosing.](https://mailbux.com/blog/email-guides/choose-business-email-provider-checklist) --- More for agents: [llms.txt](https://mailbux.com/llms.txt) · [Sitemap](https://mailbux.com/sitemap.xml)