Glassfy - Build, manage, and grow in-app subscriptions. Glassfy is the infrastructure (open source SDK, backend, dashboard) to integrate subscriptions in minutes, manage products & permissions remotely, check real time metrics, and remotely configure paywalls.
ACH payments with Stripe - Accept bank payments with a few lines of code.
RevenueCat - In-app subscriptions made easy
Wirize - Payment checkout for freelancers
Corrily - The all-in-one platform to design, test, deploy and analyze your monetization strategies across web and mobile
Giftbit Payment API - Stripe for gift cards