diff --git a/src/app/core-ui/work-context-menu/work-context-menu.component.ts b/src/app/core-ui/work-context-menu/work-context-menu.component.ts
index e80ac274a..b6a5543f6 100644
--- a/src/app/core-ui/work-context-menu/work-context-menu.component.ts
+++ b/src/app/core-ui/work-context-menu/work-context-menu.component.ts
@@ -8,6 +8,7 @@ import {
 } from '@angular/core';
 import { WorkContextType } from '../../features/work-context/work-context.model';
 import { T } from 'src/app/t.const';
+import { IS_IOS } from '../../util/is-ios';
 import { TODAY_TAG } from '../../features/tag/tag.const';
 import { DialogConfirmComponent } from '../../ui/dialog-confirm/dialog-confirm.component';
 import { MatDialog } from '@angular/material/dialog';
@@ -57,6 +58,7 @@ export class WorkContextMenuComponent implements OnInit {
   isForProject: boolean = true;
   base: string = 'project';
   shareSupport: ShareSupport = 'none';
+  private _isShareInProgress = false;
 
   // TODO: Skipped for migration because:
   //  Accessor inputs cannot be migrated as they are too complex.
@@ -133,53 +135,73 @@ export class WorkContextMenuComponent implements OnInit {
   protected readonly INBOX_PROJECT = INBOX_PROJECT;
 
   async shareTasksAsMarkdown(): Promise<void> {
-    const { status, markdown, contextTitle } =
-      await this._markdownService.getMarkdownForContext(
-        this.contextId,
-        this.isForProject,
-      );
-
-    if (status === 'empty' || !markdown) {
-      this._snackService.open(T.GLOBAL_SNACK.NO_TASKS_TO_COPY);
+    // Guard against concurrent share operations
+    if (this._isShareInProgress) {
       return;
     }
 
-    const shareResult = await this._shareService.shareText({
-      title: contextTitle ?? 'Super Productivity',
-      text: markdown,
-    });
+    this._isShareInProgress = true;
 
-    if (shareResult === 'shared') {
-      if (this.shareSupport === 'none') {
-        const support = await this._shareService.getShareSupport();
-        this._setShareSupport(support);
+    try {
+      const { status, markdown, contextTitle } =
+        await this._markdownService.getMarkdownForContext(
+          this.contextId,
+          this.isForProject,
+        );
+
+      if (status === 'empty' || !markdown) {
+        this._snackService.open(T.GLOBAL_SNACK.NO_TASKS_TO_COPY);
+        return;
       }
-      return;
-    }
 
-    if (shareResult === 'cancelled') {
-      return;
-    }
+      const shareResult = await this._shareService.shareText({
+        title: contextTitle ?? 'Super Productivity',
+        text: markdown,
+      });
 
-    const didCopy = await this._markdownService.copyMarkdownText(markdown);
-    if (didCopy) {
-      if (shareResult === 'unavailable') {
-        this._snackService.open(T.GLOBAL_SNACK.SHARE_UNAVAILABLE_FALLBACK);
-        this._setShareSupport('none');
-      } else if (shareResult === 'failed') {
-        this._snackService.open(T.GLOBAL_SNACK.SHARE_FAILED_FALLBACK);
-        this._setShareSupport('none');
+      if (shareResult === 'shared') {
+        if (this.shareSupport === 'none') {
+          const support = await this._shareService.getShareSupport();
+          this._setShareSupport(support);
+        }
+        return;
+      }
+
+      if (shareResult === 'cancelled') {
+        return;
+      }
+
+      const didCopy = await this._markdownService.copyMarkdownText(markdown);
+      if (didCopy) {
+        if (shareResult === 'unavailable') {
+          this._snackService.open(T.GLOBAL_SNACK.SHARE_UNAVAILABLE_FALLBACK);
+          this._setShareSupport('none');
+        } else if (shareResult === 'failed') {
+          this._snackService.open(T.GLOBAL_SNACK.SHARE_FAILED_FALLBACK);
+          this._setShareSupport('none');
+        } else {
+          this._snackService.open(T.GLOBAL_SNACK.COPY_TO_CLIPPBOARD);
+        }
+        return;
+      }
+
+      this._snackService.open({
+        msg: T.GLOBAL_SNACK.SHARE_FAILED,
+        type: 'ERROR',
+      });
+      this._setShareSupport('none');
+    } finally {
+      // iOS-specific: Delay clearing flag to prevent re-trigger from focus events
+      // On iOS, dismissing the native share sheet fires window focus events
+      // that can cause the method to be called again
+      if (IS_IOS) {
+        setTimeout(() => {
+          this._isShareInProgress = false;
+        }, 500);
       } else {
-        this._snackService.open(T.GLOBAL_SNACK.COPY_TO_CLIPPBOARD);
+        this._isShareInProgress = false;
       }
-      return;
     }
-
-    this._snackService.open({
-      msg: T.GLOBAL_SNACK.SHARE_FAILED,
-      type: 'ERROR',
-    });
-    this._setShareSupport('none');
   }
 
   async unplanAllTodayTasks(): Promise<void> {