diff --git a/doc/share-target-ios-audit.md b/doc/share-target-ios-audit.md
index 13e9fd53..403a77cd 100644
--- a/doc/share-target-ios-audit.md
+++ b/doc/share-target-ios-audit.md
@@ -44,10 +44,16 @@ The plugin is registered as `SharedImage` and is implemented in:
 
 ### `getSharedImage(): Promise<SharedImageResult | null>`
 
-Returns the shared image as `{ base64, fileName }`, or `null` if none exists.
+Returns the shared image as `{ base64, fileName, shareId }`, or `null` if none
+exists. `shareId` is the native `sharedPhotoShareId` (UUID assigned by the
+Share Extension); pass it to `markProcessed()` to signal explicit completion.
 Read-only: native metadata and the file are left intact after retrieval
 (Phase 1C).
 
+> Note: On iOS the "no shared image" case resolves an object with `base64`,
+> `fileName`, and `shareId` set to `null`; on web `getSharedImage()` resolves
+> `null` directly.
+
 ### `hasSharedImage(): Promise<{ hasImage: boolean }>`
 
 Returns whether a shared image file currently exists, without reading it.
diff --git a/ios/App/App/SharedImagePlugin.swift b/ios/App/App/SharedImagePlugin.swift
index 932a1689..c5966fa3 100644
--- a/ios/App/App/SharedImagePlugin.swift
+++ b/ios/App/App/SharedImagePlugin.swift
@@ -33,7 +33,7 @@ public class SharedImagePlugin: CAPPlugin, CAPBridgedPlugin {
     
     /**
      * Get shared image data from App Group UserDefaults
-     * Returns base64 string and fileName, or null if no image exists
+     * Returns base64 string, fileName, and shareId, or null fields if no image exists
      * Read-only: native metadata and file are left intact after retrieval (Phase 1C)
      */
     @objc public func getSharedImage(_ call: CAPPluginCall) {
@@ -41,7 +41,8 @@ public class SharedImagePlugin: CAPPlugin, CAPBridgedPlugin {
             // No shared image exists - return null (not an error)
             call.resolve([
                 "base64": NSNull(),
-                "fileName": NSNull()
+                "fileName": NSNull(),
+                "shareId": NSNull()
             ])
             return
         }
@@ -49,7 +50,8 @@ public class SharedImagePlugin: CAPPlugin, CAPBridgedPlugin {
         // Return the shared image data
         call.resolve([
             "base64": sharedData["base64"] ?? "",
-            "fileName": sharedData["fileName"] ?? ""
+            "fileName": sharedData["fileName"] ?? "",
+            "shareId": sharedData["shareId"] ?? ""
         ])
     }
     
diff --git a/ios/App/App/SharedImageUtility.swift b/ios/App/App/SharedImageUtility.swift
index 8edab1cc..72cb1b64 100644
--- a/ios/App/App/SharedImageUtility.swift
+++ b/ios/App/App/SharedImageUtility.swift
@@ -44,7 +44,7 @@ public class SharedImageUtility {
      * All images are stored as files for consistency and to avoid UserDefaults size limits
      * Read-only: metadata and file are left intact after retrieval (Phase 1C)
      *
-     * @returns Dictionary with "base64" and "fileName" keys, or nil if no shared image
+     * @returns Dictionary with "base64", "fileName", and "shareId" keys, or nil if no shared image
      */
     static func getSharedImageData() -> [String: String]? {
         let userDefaults = UserDefaults(suiteName: appGroupIdentifier)
@@ -76,7 +76,7 @@ public class SharedImageUtility {
         // Convert file data to base64 for JavaScript consumption
         let base64String = imageData.base64EncodedString()
 
-        return ["base64": base64String, "fileName": fileName]
+        return ["base64": base64String, "fileName": fileName, "shareId": resolvedShareId]
     }
     
     /**
diff --git a/src/plugins/definitions.ts b/src/plugins/definitions.ts
index 31d736fe..a582b8bf 100644
--- a/src/plugins/definitions.ts
+++ b/src/plugins/definitions.ts
@@ -5,6 +5,11 @@
 export interface SharedImageResult {
   base64: string;
   fileName: string;
+  /**
+   * Identifier of the current share (iOS `sharedPhotoShareId`).
+   * Pass this to `markProcessed()` to signal explicit completion.
+   */
+  shareId: string;
 }
 
 export interface SharedImagePlugin {