PaystackTransactionChargeToCustomer provides the implementation to the formula provided by the Paystack support team as regards passing the Paystack transaction charge to customers Here's the article .

This library currently only works with the Nigerian Paystack Charges

Flat Fee - 100 Naira | Decimal Fee - 1.5%

This library would help you calculate the total amount to charge the customer including the Paystack charges. All you need to do is ...

1. Add it in your root build.gradle at the end of repositories:

allprojects {
  repositories {
   ...
   maven { url 'https://jitpack.io' }
  }
}

2. Add the dependency:

dependencies {
  implementation 'com.github.olaitanade:PaystackTransactionChargesToCus:1.1'
 }

String totalPrice = PaystackTransactionChargesToCus.calculateTotalPrice("1000");

Checkout Paystack API