**Flexible payments:** Offer Affirm's flexible payment options on the checkout page
**Order management:** Seamlessly manage and process Affirm charges in your order management system.
**On-site messaging:** Add Affirm promotional messaging at every phase of the shopping journey—increasing conversion and average order value for your business
## Integrate Affirm
### Step 1. Download the Affirm promotional messaging app
[Download](🔗) the Affirm pay-over-time-messaging app from the Shopify app store to [set up your promotional messaging](🔗).
### Step 2. Add Affirm as a payment option.
[Configuring the Affirm Payments app](🔗) at checkout through your Shopify payment settings allows customers to use Affirm as a payment option at checkout.
### Step 3. Test your integration
You're all set! [Test your integration out and you're ready to go live!](🔗)
## Shopify Plus features
Try out some additional e-commerce features that are exclusive to Shopify Plus.
You can reach our support team at any time using the **Developer Support** widget at the bottom of the page.