Using Memberstack 2.0? There is an updated version of this article here.
Here's how to test a paid membership without actually charging your card: Coupons!
Step 1 → Head over to the Coupons page and create a 100% off forever coupon.
Step 2 → Go back to your site, refresh the page, and sign up. When you get to the checkout step, apply the coupon you just created.
Step 3 → Complete the checkout and continue to test. 🎉