1. Visit https://my.slack.com/plans to review subscriptions and pricing details.
2. To select a subscription, click Upgrade now.
3. Below the subscription name in the top right, choose a payment schedule.
4. Add your company information.
5. Select the Pay by card tab, then enter your credit card information.
6. Click Review order, then Purchase to confirm.
   
   You’ll be billed for the number of active users in your workspace when you upgrade. Review our Fair billing policy to learn more about how billing works.

Note: Customers in the European Union paying by credit card may be required to use two-factor authentication during checkout. To learn more, see Strong customer authentication for Slack purchases.

Note: For self-service invoices, we are not currently able to complete vendor or payment forms, upload invoices to portals or make manual revisions.

To pay by self-service invoice, your workspace must be on an annual payment schedule and meet certain workspace requirements. If you’re eligible to pay by invoice, follow the steps below:

1. Visit https://my.slack.com/plans to review subscriptions and pricing details.
2. To select a subscription, click Upgrade now.
3. Below the subscription name in the top right, select Billed yearly. 
4. Add your company information.
5. Select the Pay by invoice tab, then enter the number of members you’d like to pay for. This number must include all of your active members.
6. Below Also send a receipt to, enter additional billing contacts. You can also fill in a purchase order number if you like. 
7. Click Review order, then Purchase to finish.
   
   Payment is due within 30 days via ACH, cheque or wire transfer. Slack’s bank details will be listed on your invoice.