Portal & Content Management / How to do Payment Gateway Integration in android?

How to do Payment Gateway Integration in android?

We live in world that favours fast decision making and convergence. Bringing them together in mobile phones can have a magical impact on your sales figures.

In 2017, it is estimated that half of the online transactions will be done through mobile phones.

For every m-commerce mobile app it’s crucial to integrate payment gateway as it facilitates immediate purchase right after the buying decision is made. It makes buying products of the app simple, convenient and fast.

A survey reveals that the largest revenue creating segment of alternate payment industry is online payment. Convinced with the benefit of integrating payment gateway in your android, let’s look at how to achieve it.


Payment Gateway Integration in Android

The first step for integrating a payment gateway is to choose the payment gateway like for instance, PayPal, Citrus or Google Wallet.

We’ll take the instance of PayPal for demonstrating Payment gateway integration.

The next step is downloading the Paypal Mobile SDK to enable your app to allow transactions made through PayPal and credit cards. The SDK that can be downloaded from Github allows one to build fast and responsible payment integration into your app that can be customized according to your branding style and design.

Creating Client ID

The PayPal will ask you to create an account based on your credentials and thereby give the client ID.

After creating the PayPal account, let’s move towards app integration.

The SDK will guide the native app by providing:

UI form to collect all the payment information from the customer

Coordinating the payment with PayPal

Creating a proof of payment

And your app will in return:

Generate receipt of payment from the PayPal SDK

Send out the proof of payment to app’s servers for verification

Provides the user their goods or services

Payment gateway integration – Android

Start by adding the permissions to your AndroidManifest.xml file

This is followed by creating a PayPalConfiguration object

Start PayPalService when your activity is created and stop it upon destruction:

You must create the payment and launch the payment intent at this point

Send the receipt of payment as a proof which will be verified by your servers.

This is followed by other mandates and processes required specifically by your business.

Once this is done, the customer is charged and the transaction is completed.


While payment gateway integration services is crucial for a mobile app business model’s success, there are many factors that must be considered before choosing the payment gateway like, geographic location (as users have different preferences in countries), costing, time for setting up, transaction charges, ease of integration, simplicity of API etc.