diff --git a/ios/ChronoMind/Shared/Cloud/PlatformSyncManager.swift b/ios/ChronoMind/Shared/Cloud/PlatformSyncManager.swift
index dbcfbf3..318198d 100644
--- a/ios/ChronoMind/Shared/Cloud/PlatformSyncManager.swift
+++ b/ios/ChronoMind/Shared/Cloud/PlatformSyncManager.swift
@@ -132,7 +132,8 @@ final class PlatformSyncManager: ObservableObject {
 
         let (data, response) = try await authenticatedRequest(url: url, method: "GET")
         try validateResponse(response)
-        return try decoder.decode([SyncTimerDTO].self, from: data)
+        let wrapper = try decoder.decode(SyncDeltaResponse.self, from: data)
+        return wrapper.timers
     }
 
     /// Push a single timer change to the server
@@ -255,6 +256,7 @@ final class PlatformSyncManager: ObservableObject {
         request.httpMethod = method
         request.setValue("application/json", forHTTPHeaderField: "Content-Type")
         request.setValue(UUID().uuidString, forHTTPHeaderField: "x-request-id")
+        request.setValue("chronomind", forHTTPHeaderField: "x-product-id")
 
         if let token = authToken {
             request.setValue("Bearer \(token)", forHTTPHeaderField: "Authorization")
@@ -350,6 +352,11 @@ final class PlatformSyncManager: ObservableObject {
 
 // MARK: - DTOs
 
+struct SyncDeltaResponse: Codable {
+    let timers: [SyncTimerDTO]
+    let count: Int
+}
+
 struct SyncTimerDTO: Codable {
     let id: String
     var label: String