PayPal Shop SDK(PSS) gives you the power to easily implement in-app-purchases via PayPal.

This SDK gives you everything you need to integrate a PayPal shop in your game within minutes. You can sell items, extra lives, virtual currency, DLC or anything else you want!

✔️ Working demo shop included
✔️ Tested in Unity 5, 2017 and 2018
✔️ Supports over 100 currencies
✔️ Easy to integrate in your project(s)
✔️ All source code included
✔️ Using the newest OAuth 2.0 authorization
✔️ Using PayPal's own API for fast and secure payments
✔️ PayPal SandBox testing mode is implemented, so you can switch between paying with and without real currency with one click

Make sure to read the included Documentation to get started quickly!