Android Tech Blog

I understand that google does not allow the transfer of app ownership with in app-subscription from… Read more Transferring Android App With Subscription To Another Account

For consumable products, use consumeAsync(), found in the client API. For products that aren't … Read more Server Side Can Do Something Similar To Mobile Side Comsumeasync() In Google Billing Library?

I've implemented Google In-App Billing V3 in my app and i did my first test purchase. Now, as s… Read more Android In-app Purchase: How To Consume?

I want to test in-app payments and I have Google Play App Signing (GPAS) enabled. To test payments,… Read more How Can I Test In-app Payments When Google Play App Signing Feature Is Enabled?

I'm developing an android application and I would like some functionality of the application is… Read more Token That Identify The User

A lot of people ask how to write server side code for in-app billing verificartion. Can anybody pu… Read more In-app Billing Verification. Does Server Side Code Example Exist Somewhere?

Please do not close this as duplicate without reading everything. Case Summary: Two google test ac… Read more Android Inapp Billing: The Item You Requested Is Not Available For Purchase. Inconsistent On A Different Google Accounts

Is there a way to buy a multiple of an item (SKU)? For example: I have an SKU named LifePoint, and … Read more Android In-app Billing, Multiple Purchases Of The Same Item

I'm implementing in-app billing where the user shall be able to buy access to premium content. … Read more Android In-app Billing, Non Consumable Items

I am working on learning in-app billing but I am having a problem with the google's in-app bill… Read more In-app Billing - Item Requested Not Available For Purchase

How to do restore transaction in in-app billing purchase android. So far I have searched in all lin… Read more Restore Transaction Inapp Purchase Android

I am trying to use android-inapp-billing-v3 library to implement in-app purchases inside my simple … Read more Why Android-inapp-billing-v3 Library Needs Two Attempts To Purchase?

I have looked at other similar questions on SO regarding the same issue and all point to the same p… Read more Google Play In-app Billing V3 - Error - Authentication Is Required

With the following code that retrieves the user's Google account, gmail, I was wondering why I … Read more Why Do I Get Null From Retrieving The User's Gmail?

Following this guide on in app purchases. Not sure what I'm doing wrong but any help would be a… Read more In App Purchase Nothing Happens Android

In Google Play, In-app Billing V.3 there is an option to check if it's supported on user device… Read more When Google Play In-app Billing V.3 Is Not Supported

I'm writing an application for android and I have difficulties with saving int variable with Sh… Read more In-app Billing Save The Item With SharedPreferences

I'm implementing in-app billing where the user shall be able to buy access to premium content. … Read more Android In-app Billing, Non Consumable Items

I am implementing in-app billing in my app to unlock premium features. The in-app billing sets up c… Read more What Should Be The Developer Payload In Android In-app Billing V3 Api?