Service: Stripe
In Settings > Services, you will find the option to connect your Stripe account.
You only need to share a restricted api key with us. This API key only have permissions to read all the charges in your account.
It's secure and how Stripe want's you to connect external services. Here you can ind more information about restricted API keys.
After connecting your service, we will track all the charges automatically and you will see them in your dashboard.