# Introduction to licenses and payment

Obsidian offers several services and licenses available for purchase.

• Obsidian Sync
  • Sync notes across devices.
• Obsidian Publish
  • Publish notes to the web.
• Obsidian Credit
  • Purchase and Gift Obsidian services.
• Commercial license
  • Support Obsidian and become a featured organization.
• Catalyst license
  • Support Obsidian and get early access versions.

Discounts are available for Obsidian Sync and Publish for educational and non-profit organizations. See our Refund policy for more information.

# Purchase a service or license

1. Log in or create your Obsidian account.
2. Navigate to the section corresponding to the item you wish to purchase:
   1. Obsidian Sync can be found in the Sync section.
   2. Obsidian Publish can be found in the Publish section.
   3. Obsidian Credit can be found in the Billing section.
   4. Commercial licenses can be found in the License section.
   5. Catalyst licenses can be found in the Catalyst section.
3. Click the purple Buy button to proceed with your purchase.

We accept the following payment methods: Stripe, PayPal, WeChat, and AliPay.

After completing your payment, you will receive a receipt from the service through which you made the purchase.

# Generate an invoice

Obsidian generates an invoice for all purchases within your account. To retrieve your invoice:

1. Log in to your Obsidian account.
2. Go to the Billing section.
3. Next to Invoices and refunds, select View.
   1. If multiple invoices are available, select the invoice you want to review and click View or Download.

# Editing an invoice

If you need to edit information on the invoice, such as the billing address or VAT number, follow these steps:

1. Log in to your Obsidian account.
2. Navigate to the Billing section.
3. Next to Invoices and refunds, select View.
   1. If multiple invoices are available, select the invoice you want to review and click View.
4. In the Bill To: section, the text box will be editable.
5. Make your edits, and then you can download your updated invoice.