diff --git a/CHANGELOG.md b/CHANGELOG.md
index d06cfe70f..a72ae11c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ The changelog for `SuperwallKit`. Also see the [releases](https://github.com/sup
 ### Enhancements
 
 - Adds the user's system-wide text size (Dynamic Type) as three device attributes for use in paywalls and audience filters: `fontScale`, `fontSize`, and `preferredContentSizeCategory`.
+- Links subscriptions to the user server-side after successful purchase or restore.
 
 ## 4.16.1
 
diff --git a/Sources/SuperwallKit/StoreKit/Transactions/TransactionManager.swift b/Sources/SuperwallKit/StoreKit/Transactions/TransactionManager.swift
index f6f658cd5..4ee53ed3e 100644
--- a/Sources/SuperwallKit/StoreKit/Transactions/TransactionManager.swift
+++ b/Sources/SuperwallKit/StoreKit/Transactions/TransactionManager.swift
@@ -476,6 +476,19 @@ final class TransactionManager {
       )
       await Superwall.shared.track(trackedEvent)
     }
+
+    // `didRestore` is only reached on a successful restore, at which point
+    // receipts/entitlements have just been reloaded. Redeem existing codes so a
+    // freshly-restored subscription is linked to the identified user server-side,
+    // mirroring the purchase path in `loadPurchasedProductsIfNeeded`. Skipped in
+    // test mode, which sets subscription state without real receipt data
+    // (SW-5516: always redeem after a successful purchase & restore).
+    if factory.makeTestModeManager().isTestMode {
+      return
+    }
+    Task {
+      await Superwall.shared.dependencyContainer.webEntitlementRedeemer.redeem(.existingCodes)
+    }
   }
 
   private func purchase(
@@ -830,11 +843,23 @@ final class TransactionManager {
   }
 
   private func loadPurchasedProductsIfNeeded(for product: StoreProduct) async {
-    guard !shouldSkipReceiptLoading(for: product) else {
+    if shouldSkipReceiptLoading(for: product) {
       return
     }
 
     await receiptManager.loadPurchasedProducts(config: nil)
+
+    // A successful native (App Store) purchase doesn't otherwise hit `/redeem`,
+    // so a new subscription for an already-identified user isn't linked to them
+    // server-side until some other trigger fires. Redeem existing codes here so
+    // the freshly-loaded receipts + appTransactionId are always pushed to the
+    // backend right after a native purchase completes. This is the purchase path;
+    // the equivalent redeem for restores lives in `didRestore`. Gated by
+    // `shouldSkipReceiptLoading`, so it skips custom/web products and test mode
+    // (SW-5516: always redeem after a successful purchase & restore).
+    Task {
+      await Superwall.shared.dependencyContainer.webEntitlementRedeemer.redeem(.existingCodes)
+    }
   }
 
   private func shouldSkipReceiptLoading(for product: StoreProduct) -> Bool {