This is a hybrid app built with JavaScript (Vue) + Capacitor. It is a reader app and has been authorized by Apple to use the External Link Account Entitlement, allowing users to manage their subscriptions outside of the app.
I have implemented the External Link Account API. When I click on "Gerenciar Assinatura em...", I use the External Link Account API to check if the modal is available (using ExternalLinkAccount.canOpen()). I always get "false".
my plugin in swift:
my app:
I believe this is due to the fact that I am in a development environment. My project is configured correctly in the following files: info.plist and App.entitlements. I also have the authorization in my profile visible in Xcode. I have attached screenshots for validation. The question is: should the External Link Account API work in a test environment? I am testing the build in Xcode with a physical iPhone with iOS 18.
file info.plist:
file App.entitlements:
xcode with authorization in my profile:
If you could let me know if I am doing something wrong, I would greatly appreciate it.
StoreKit
RSS for tagSupport in-app purchases and interactions with the App Store using StoreKit.
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'Guideline 2.1 - Performance - App Completeness' - "...could not be found in the submitted binary."
I have checked with internal and external testers and my devices and simulators, everyone sees the in app purchases but I just had my submitted rejected for the second time with the comment that these in-app none-consumable purchases cannot be found with the submitted binary.
I even attached a slow step by step screen recording for the review reply after the first rejection showing how to reach the purchasable packs by navigating through only 3 buttons:
"How to access the purchase flow:
Launch the app
Tap the bottom-center Settings button (icon: switch.2)
Tap “Customisation gallery”
Scroll to find any pack listed above
Tap the pack price chip
Tap “Buy pack – [price]” to start the StoreKit purchase flow"
I also attached a clear image along with detailed instruction (same as above) for the Review Information. and the second rejection was received today for the same reason.
I'm being guided to the localization 'Developer Action Needed'. I'm not sure what more can be done? I feel like my review replies aren't even looked at.
Background:
My app uses a third-party SDK for payments, and it uses Original StoreKit internally for IAP payments. Now I'm getting ready to migrate to StoreKit2, and during the transition, users may use either method to initiate payments, and there's no way to avoid the coexistence of StoreKit2 and Original StoreKit.
Problem:
When a user has an unfinished transaction, if the app is restarted, both StoreKit2 and Original StoreKit will receive a notification of the transaction:
Original StoreKit's '-paymentQueue:updatedTransactions:' method
StoreKit2's 'Transaction.updated' method
resulting in duplicate calls to the shipping API.
My current treatment is to only add '-paymentQueue:updatedTransactions:' to listen for unfinished transactions. Even if the user is using StoreKit2 to initiate the payment, if the transaction is not Finished, it will be fetched via this method after restarting the app to process this transaction.
Is this approach feasible and are there any best practices for this scenario?
To summarize:
Is it feasible to fetch unfinished StoreKit2 transactions via Original StoreKit methods when StoreKit2 coexists with Original StoreKit? Is there a recommended way
Yesterday I noticed that if I purchase a free trial subscription in my app using a sandbox account, when the subscription expires I see a “Billing Problem” message every time I open the app.
”allow purchases & renewals“ setting is ON so this shouldn’t happen.
has anyone else seen this or knows how to resolve?
observed on iOS 18.3.2 & 16.7.10
thanks
Hello,
Our app is approved for the Advanced Commerce API and we are currently testing in the Sandbox environment only.
We have created generic product identifiers and have already submitted them via the Advanced Commerce API Access form.
However, the generic product status in App Store Connect is still “Ready to Submit.”
For Sandbox testing, is this status expected, or do we need to submit an app build or the generic product for review before Advanced Commerce works correctly?
Thank you.
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
Subscriptions
In-App Purchase
Advanced Commerce API
Hello,
In my iOS app, I have a customer center where the user can see some details about its current subscription. I display things like the billing period, the price, the introductory offer state, the renewal date if it's not cancelled or the expiration date if it's cancelled, etc. From this screen, the user can open the subscription management sheet.
I want to detect if the user cancels the subscription from this sheet or from the App Store (when the app is running) so I can refresh the information displayed on my customer center.
I checked the asynchronous sequences provided by StoreKit 2 like Transaction.updates or Product.SubscriptionInfo.Status.updates and tested with a Sandbox account on my physical device with the app debugged using Xcode. But I noticed these sequences don't emit when I cancel the subscription in Sandbox.
Is this the expected behavior?
Is there a way to observe in real time if a user cancels the subscription?
I can still manually check when the sheet is dismissed but it's not ideal because I want to know even if the user cancel from outside of the app with the app running.
Thank you,
Axel
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
Subscriptions
StoreKit Test
StoreKit
In-App Purchase
I implemented consumable in-app purchases in an iPhone app using StoreKit's ProductView().
When I tap the payment button in ProductView(), I am taken to the payment screen and once the payment is completed, the desired code appears to be executed, so there doesn't seem to be a problem, but when I tap the payment button in ProductView() again, the desired code is executed without being taken to the payment screen.
So one payment can be used any number of times.
I thought I wrote it exactly according to the reference, but
will it be okay in a production environment?
Is there any code that is necessary?
Dear my friends,
I have set up two subscriptions (monthly and annual) in App Store Connect. By configuring with StoreKit, I can import the configurations from App Store Connect into the local .storekit file, and the program can
run normally. However, when the StoreKit configuration is set to NONE, I am unable to retrieve product information from App Store Connect.
The code for fetching the product list is as follows. Could you please provide suggestions on how to proceed? Thank you very much!
private let productIds: [String] = ["subscription.year", "subscription.monthly"]
subscriptions = try await Product.products(for: productIds)
I'm currently working on transitioning to StoreKit 2. In order to see if my users are legacy users who purchased the app before I implemented an in-app purchase, I am trying to use the original purchase date for the app. Unfortunately, it's returning 0 seconds since 1970.
func updateOriginalPurchaseStatus() async throws {
let transaction = try await checkVerified(AppTransaction.shared)
self.originalPurchaseVersion = transaction.originalAppVersion
self.originalPurchaseDate = transaction.originalPurchaseDate
}
This is from the transaction:
[3] = {
key = "originalPurchaseDate"
value = number (number = 0)
}
Currently trying to figure out when I actually purchased the app, but it might be as early as 2012. And I likely used a download code.
New subscriptions have been failing to renew in the sandbox for 3 days. I am seeing multiple posts and comments from people that appear to be experiencing the same issue. But I haven't seen any feedback from Apple representatives.
I really do not want to launch a new app without seeing functioning renewals in the sandbox.
Is there somewhere else we are intended to seek assistance?
Hello,
I’m integrating promotional offers for auto-renewable subscriptions using StoreKit 2.
The offer is displayed correctly, the Apple purchase sheet appears, and I can start the payment flow. The sheet shows the correct discounted price and the end date of the offer. However, after confirming the purchase, an alert appears saying “Unable to Purchase - Contact the developer for more information”
When dismissing the alert, Xcode logs the following:
Purchase did not return a transaction:
Error Domain=ASDServerErrorDomain Code=3902
"No se ha podido realizar la compra"
UserInfo={
NSLocalizedFailureReason=No se ha podido realizar la compra,
client-environment-type=Sandbox,
AMSServerErrorCode=3902,
storefront-country-code=ESP
}
Test environment:
App installed from Xcode on a real iPhone
Logged in with a Sandbox Apple ID
Using StoreKit 2
Promotional offer applied using:
Product.PurchaseOption.promotionalOffer(_:compactJWS:)
On the server side, I generate the promotional offer signature exactly as described in Apple’s documentation:
https://developer.apple.com/documentation/storekit/generating-a-signature-for-promotional-offers
The signature is generated using a Subscription Key
Signed with ECDSA + SHA256
Uses the correct invisible separator (U+2063)
The signature is validated locally using the derived public key and verifies correctly
The sandbox user has had previous subscriptions, which is why this promotional offer is eligible and shown.
Given that:
The offer is displayed correctly
The purchase sheet shows the discounted price and duration
The signature validates locally
The error occurs only after confirming the purchase
My question is:
Is this a known limitation or issue with promotional offers in the Sandbox environment?
Should promotional offers be tested exclusively via TestFlight instead of Sandbox?
Any clarification would be greatly appreciated.
Thank you!
Regarding App Store Server Notifications V2,we are currently using Notifications V2 in a production environment.
It is set up so that if the server receives the notification successfully, it returns 200 after about 30 seconds, and if an error occurs, it returns 400 or 500.
However, the notification is being resent multiple times from Apple's server, at 1 hour, 12 hours, and 24 hours.
Is it necessary to return the notification using Apple's API?
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
App Store Server Notifications
App Store Server API
a UK-based user is having trouble completing an in-app purchase.
after going through the typical purchase flow (tapping the button to trigger the in-app purchase sheet, completing Face ID) they see this verification sheet appear over my app and have to go to their banking app to approve the purchase.
after approving the purchase from their banking app, they tap "Payment confirmed on Mobile App" to close the sheet, but then see an alert that suggests the result is .userCancelled.
the purchase does not seem to have completed. the user reports not being charged (despite numerous attempts). plus, i have a "restore purchases" function on App init that would've restored a purchase if it existed.
i have implemented what i think is a typical Storekit.purchase() method (again, the message the user sees is for the .userCancelled case):
func purchase(productId: String) async -> (Bool, String?) {
guard let product = subscriptionProducts.first(where: { $0.id == productId }) else {
return (false, "Product not found")
}
do {
let result = try await product.purchase()
switch result {
case .success(let verification):
switch verification {
case .verified(let transaction):
await transaction.finish()
hasSubscription = true
return (true, nil)
case .unverified:
return (false, "Transaction verification failed")
}
case .userCancelled:
return (false, "No worries, take your time. 😌")
case .pending:
return (false, "Purchase is pending")
u/unknown default:
return (false, "Error purchasing product. If this keeps happening, please contact [email].")
}
} catch {
return (false, "Error purchasing product: \(error.localizedDescription)")
}
}
has anyone dealt with this issue? i was seeing an unusually high number of .userCancelled purchase events from users outside the US, and i'm wondering if some of them were genuine purchase attempts that were blocked by this verification step. 😕
Some paid users are unable to use the paid features unlocked by purchasing our subscription plan. It seems that this is due to StoreKit 2's Transaction.currentEntitlements not working the way we would expect it to work.
Are you also encountering this issue? Do you have any idea to improve this situation?
At launch, our app checks if the user is subscribed to the plan, using Transaction.currentEntitlements. As a result, the currentEntitlements array was empty.
Our app then fetches the products from StoreKit 2 using Product.products(for:). As a result, the Product.SubscriptionInfo.RenewalState value of the corresponding Product (product.subscription.status.first.state) is subscribed, which confirms that the user has indeed purchased our plan, but seems to contradict the absence of the corresponding transaction in Transaction.currentEntitlements.
Proactive in-app purchase restore and a restore purchase button calling the AppStore.sync() method are implemented, but using the button did not solve the issue.
We have encountered an issue when verifying transactions using the Get Transaction Info API.
We tested the behavior in both the sandbox and production environments and observed the following results.
When calling the production endpoint:
https://api.storekit.itunes.apple.com/inApps/v1/transactions/{transactionId}
with a transactionId generated in the sandbox environment, the API returns HTTP 401 Unauthorized.
However, based on the documentation and common understanding, we expected HTTP 404 Not Found in this case.
Using the same JWT token, if we call the sandbox endpoint:
https://api.storekit-sandbox.itunes.apple.com/inApps/v1/transactions/{transactionId},
we receive HTTP 200 OK with the expected response body.
We have also confirmed that the same behavior occurs when using the Get Transaction History API — it works correctly in the sandbox environment but returns 401 in production.
Could you please confirm whether this behavior (receiving 401 instead of 404) is expected by design, or if it indicates a potential issue?
If this is not the intended behavior, we would appreciate any guidance or instructions to resolve it.
Thank you very much for your technical support.
「Get Transaction Info」APIを用いてトランザクションの検証を行ったところ、以下の問題が発生しました。
サンドボックス環境および本番環境の両方で検証を行い、次の結果を確認しています。
本番環境エンドポイント https://api.storekit.itunes.apple.com/inApps/v1/transactions/{transactionId}
に対して サンドボックス環境で生成された transactionId を使用すると、HTTP 401 Unauthorized が返却されます。
(一般的には、この場合 404 Not Found が返る想定であると理解しています。)
同一のJWTトークン を用いて サンドボックス環境のエンドポイント
https://api.storekit-sandbox.itunes.apple.com/inApps/v1/transactions/{transactionId}
を呼び出した場合は、HTTP 200 OK が返り、期待通りのレスポンスボディを受け取ることができています。
また、同様の挙動が Get Transaction History を使用した場合にも発生することを確認しています。
サンドボックス環境では正常に動作しますが、本番環境では401が返却されます。
この挙動(401が返却されること)は仕様上想定されたものか、または何らかの問題によるものかご確認をお願いいたします。
もし想定外の挙動である場合は、解決に向けたご案内をいただけますと幸いです。
本件について、技術的なサポートをお願いいたします。
よろしくお願いいたします。
We are seeking clarification on the behavior of App Store Server Notifications V2.
Summary
In our production environment, we received a notification with notificationType: DID_FAIL_TO_RENEW and subtype: GRACE_PERIOD. However, the gracePeriodExpiresDate field in the payload was null.
We understand this notification indicates that a user's subscription has entered a grace period. The null value for its expiration date is unexpected, and we are looking for an official explanation of this behavior and the correct way to handle it.
The Scenario
Here are the details of the notification we received:
Notification Type: DID_FAIL_TO_RENEW
Notification Subtype: GRACE_PERIOD
Environment: Production
Upon decoding the signedRenewalInfo JWS from the responseBodyV2, we found that the gracePeriodExpiresDate field inside the JWSRenewalInfoDecodedPayload was null.
The notificationUUID for this event was in the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
Our Implementation and its Impact
Our backend is designed to ensure service continuity during a grace period, as recommended in the documentation.
Current Logic:
Receive the DID_FAIL_TO_RENEW / GRACE_PERIOD notification.
Extract the gracePeriodExpiresDate.
Extend the user's subscription expiration date in our database to match this date.
Because the gracePeriodExpiresDate was null in this case, our logic failed, creating a risk of service interruption for the user.
Context and Investigation
We have performed the following checks:
App Store Connect Settings: We have confirmed that Billing Grace Period is enabled for the relevant subscription group.
Sandbox Environment: We have been unable to reproduce this scenario in the Sandbox.
User Context: We believe the user in this case was experiencing a failed payment when attempting to renew for the first time after a free trial period.
Questions
To ensure we handle this scenario correctly, we would appreciate clarification on the following points:
Conditions for Null: Under what specific conditions does a DID_FAIL_TO_RENEW notification with a GRACE_PERIOD subtype contain a null gracePeriodExpiresDate?
Expected Behavior: Is this null value an expected behavior for certain scenarios, such as the first failed renewal after a free trial?
Best Practice: If this is an expected behavior, what is the correct way to handle it? How should our backend interpret a null gracePeriodExpiresDate to ensure service continuity for the user?
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
Subscriptions
In-App Purchase
App Store Server Notifications
Description
SKTestSession.setSimulatedError() does not throw the configured error when testing StoreKit with the .loadProducts API in iOS 26.2. The simulated error is ignored, and products load successfully instead.
Environment
iOS: 26.2 (Simulator)
Xcode: 26.2 beta 2 (Build 17C5038g)
macOS: 15.6.1
Framework: StoreKitTest
Testing Framework: Swift Testing
base project: https://developer.apple.com/documentation/StoreKit/implementing-a-store-in-your-app-using-the-storekit-api
Expected Behavior
After calling session.setSimulatedError(.generic(.notAvailableInStorefront), forAPI: .loadProducts), the subsequent call to Product.products(for:) should throw StoreKitError.notAvailableInStorefront.
Actual Behavior
The error is not thrown. Products load successfully as if setSimulatedError() was never called.
Steps to Reproduce
Create an SKTestSession with a StoreKit configuration file
Call session.setSimulatedError(.generic(.notAvailableInStorefront), forAPI: .loadProducts)
Call Product.products(for:) with a valid product ID
Observe that no error is thrown and the product loads successfully
Sample Code
import StoreKitTest
import Testing
struct SKDemoTests {
let productID: String = "plus.standard"
@Test
func testSimulatedErrorForLoadProducts() async throws {
let storeKitConfigURL = try Self.getStoreKitConfigurationURL()
let session = try SKTestSession(contentsOf: storeKitConfigURL)
try await session.setSimulatedError(
.generic(.notAvailableInStorefront),
forAPI: .loadProducts
)
try await confirmation("StoreKitError throw") { throwStoreKitError in
do {
_ = try await Self.execute(productID: productID)
} catch let error as StoreKitError {
guard case StoreKitError.notAvailableInStorefront = error else {
throw error
}
throwStoreKitError()
} catch {
Issue.record(
"Expect StoreKitError. Error: \(error.localizedDescription)"
)
}
}
#expect(session.allTransactions().isEmpty)
}
static func execute(productID: String) async throws {
guard
let product = try await Product.products(for: [productID]).first(
where: { $0.id == productID })
else {
throw NSError(
domain: "SKDemoTests",
code: 404,
userInfo: [NSLocalizedDescriptionKey: "Product not found for ID: \(productID)"]
)
}
_ = product
}
static func getStoreKitConfigurationURL() throws -> URL {
guard
let bundle = Bundle(identifier: "your.bundle.identifier"),
let url = bundle.url(forResource: "Products", withExtension: "storekit")
else {
fatalError("StoreKit configuration not found")
}
return url
}
}
Test Result
The test fails because the expected StoreKitError.notAvailableInStorefront is never thrown.
Question
Is this a known issue in iOS 26.2 / Xcode 26.2 beta 2, or is there a different approach required for simulating errors with SKTestSession in this version? Any guidance would be appreciated.
Feedback Assistant report: FB21110809
Hello,
I hope to find out more about how AppTransaction works on macOS, specifically about its internet connection requirements: if I use this to validate that the app is a legit purchase from the Mac App Store, I would not want it to have an always-on requirement just to validate.
Does AppTransaction require the user to always be online for AppTransaction.shared ?
When an app is downloaded from the Mac App Store, is the data needed for AppTransaction automatically embedded during that download, or is that data downloaded upon first launch of the app, therefore requiring an internet connection at launch time?
Once the data/receipt has been downloaded by AppTransaction, is it cached until the app's next update, or is it cleared at some time during the version's life and needs to be re-downloaded, therefore requiring an internet connection at launch?
Where is that receipt/data stored?
Also, if you don't mind me sneaking in this non-related but sort of related question, in terms of receipt validation:
Does macOS Sequoia's MAC address rotation feature affect receipt validation in any way when using IOKit?
Thank you kindly,
– Matthias
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
macOS
StoreKit
App Store Receipts
Mac App Store
Hey!
We're implementing In-App Purchase Subscriptions and we were able to receive "App Store Server Notifications" on our "Sandbox Server URL".
But the last event we received 22 hours ago. We are able to verify transactions and finish them, but receive no webhooks.
We changed nothing on our server or its configurations but the notifications stoped to come.
We consulted the API (https://api.storekit-sandbox.itunes.apple.com/inApps/v1/notifications/history) and it says the same as we see - the last event was 22hrs ago.
I checked all the advices from here as well (https://developer.apple.com/forums/thread/805806?answerId=864483022#864483022).
Is there any Status page for the Store Kit Sandbox services? Was there any outage?
Sincerely,
Konstantin
Topic:
App & System Services
SubTopic:
StoreKit
Tags:
Subscriptions
StoreKit
App Store Server Notifications
We have some users who have upgraded to iOS 26 beta3. Currently, we observe that when these users make in-app purchases, our code calls [[SKPaymentQueue defaultQueue] finishTransaction:transaction]; method, and we clearly receive the successful removal callback in the delegate method - (void)paymentQueue:(SKPaymentQueue *)queue removedTransactions:(NSArray<SKPaymentTransaction *> *)transactions. However, when users click on products with the same productId again, the method - (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions still returns information about previously removed transactions, preventing users from making further in-app purchases.