In-app Billing, a service provided by Android operating system.
In-app Billing is a service allowing 
android developers to sell digital goods from inside the application.
Similar technology for ios is called In-app Purchase.
Questions tagged [in-app-billing]
2597 questions
56
votes
11 answers
Android In-App Billing: Purchase state stays "purchased" after order cancelation
I'm currently testing my InApp billing mechanism (using the InApp Billing version 3 API, therefore taking the TrivialDrive example as reference).
I have one managed item, which is upgrade to premium version.
Now, purchasing the item with my test…
Toni Kanoni
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53
votes
9 answers
Implementing In App purchases in Android?
Edit: Android now supports in-app billing!
Original question:
It looks like Android won't natively support in-app purchases for a while, and when it does there might be a huge user base with devices that don't support them.
What's the best way to…
hpique
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53
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6 answers
Billing API v3 IabHelper NullPointerException
edit 4/15: Catching nullpointer in IabHelper appears to have stopped this problem. I am no longer seeing the exceptions being thrown, I'm going to accept this as an answer.
edit 4/04: A little bit of a deeper dive. There are try catch blocks that…
logray
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48
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4 answers
android billing:4.0.0 - queryPurchases(INAPP) and purchase.getSku()
I refresh to android billing version 4 and 2 things are not working anymore.
First I have this:
else if (billingResult.getResponseCode() == BillingClient.BillingResponseCode.ITEM_ALREADY_OWNED) {
Purchase.PurchasesResult…
RGS
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47
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2 answers
Are there alternatives to using Google's in-app-billing , as a way to avoid publishing private info?
Background
Starting from September 30th this year (end of this month), Google won't allow developers that sell apps and developers that use in-app-billing to show their apps without also showing their address . Here's what they write:
Add a…
android developer
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46
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1 answer
In-app purchase promo codes breaks remote server verification?
Releasing promo codes for in-app purchases seems like it will prevent an app from (ever again) performing remote server purchase verification!
When a promo code is used for an in-app purchase (the PURCHASES_UPDATED broadcast), it will completely…
ballzak
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46
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7 answers
in-app billing android return authentication is required when try to subscribe to product
This is my first time to deal with In-App Billing in android
1) I am using API v3
2) I have upload alpha version of my app to be able to test then
3) I have created a subscribe product
4) This is my code to subscribe in the…
Amira Elsayed Ismail
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44
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2 answers
How to remove Subscription from product list in developer console and what will be its effect on the old subscribed users?
I want to remove the existing subscription product from product list.
How would I be able to perform so as I didn't found any option on my developer console to delete the subscriptions ?
Also if in any way possible it is allowed, then will it have…
Napolean
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42
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5 answers
“The item you were attempting to purchase could not be found” Android in-app billing
I am receiving this error while testing my app.
The app is signed and uploaded to the alpha testing portion of the developer console.
The in-app item has the status "Active".
I have entered an account other than my developer account in "testing…
CyberedElf
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41
votes
1 answer
Android In-App Billing failure, saying "You already have a pending order for this item."
I've implemented in-app billing and I'm running into an issue with it. Here is what I see.
Place an order for an item
Wait for a little while for the order to go through
If the purchase is taking a while, the user hits the back button to cancel…
Justin
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40
votes
11 answers
How to remove test IAP purchase from Android Google Play
I set up a beta account to test IAP for google app that I am working on, the issue I have is, once I have purchased One-time products(non-recurring charge) the test IAP, I cannot 'remove it' as such, so now, even when I delete the app and…
Hypergater
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40
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5 answers
Server-side verification of Google Play In-app billing version 3 purchase
I'm unable to find a straight answer as to how I verify an in-app billing purchase on the server before making downloadable content available to the user.
I use in app-billing version 3. I purchase managed products using code based on the IabHelper…
britzl
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39
votes
9 answers
Error in Adding the In-app Billing Library
I was doing this following these steps as mentioned in the link.
Copy the IInAppBillingService.aidl file to your Android project.
(1) If you are using Eclipse: Import the IInAppBillingService.aidl file into your /src directory.
(2) If you are…
StupidCodeGenerator
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4 answers
In-App Billing v3 - Don't detect refund
I've followed the training about "In-App Billing v3" of Google. I get to do a buy of a item but I've a problem.
https://developer.android.com/training/in-app-billing/index.html
I've canceled and refunded the buy but the app detect the buy as true. I…
JMPergar
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5 answers
Is it possible to debug locally Google Play's in-app billing in Android Studio?
I am getting this error testing in-app subscription products locally.
authentication is required. you need to sign in to your google account
I was able to check the the inventory for the product but shouldn't I also be able to purchase it?
There…
jenson-button-event
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