diff --git a/bp/auth/routes.py b/bp/auth/routes.py
index 6bcbfb7..4d85aa7 100644
--- a/bp/auth/routes.py
+++ b/bp/auth/routes.py
@@ -201,7 +201,6 @@ def register(url_prefix="/auth"):
     @auth_bp.post("/logout/")
     async def logout():
         qsession.pop(SESSION_USER_KEY, None)
-        # Chain through all client apps to clear their sessions too
         return redirect(url_for("auth.sso_logout"))
 
     @auth_bp.get("/clear/")
@@ -214,21 +213,25 @@ def register(url_prefix="/auth"):
 
     @auth_bp.get("/sso-logout/")
     async def sso_logout():
-        """SSO logout: clear account session, then chain through all client
-        apps so each clears its own first-party session cookie."""
+        """SSO logout: clear account session, then render a page with hidden
+        iframes that clear each client app's first-party session cookie.
+        Tolerates dead apps — iframes that fail are silently ignored."""
         qsession.pop(SESSION_USER_KEY, None)
 
         from shared.infrastructure.urls import blog_url, market_url, cart_url, events_url, federation_url
-        from urllib.parse import quote
 
-        # Build redirect chain: blog → market → cart → events → federation → blog home
-        final = blog_url("/")
-        chain = federation_url(f"/auth/sso-clear?next={quote(final, safe='')}")
-        chain = events_url(f"/auth/sso-clear?next={quote(chain, safe='')}")
-        chain = cart_url(f"/auth/sso-clear?next={quote(chain, safe='')}")
-        chain = market_url(f"/auth/sso-clear?next={quote(chain, safe='')}")
-        chain = blog_url(f"/auth/sso-clear?next={quote(chain, safe='')}")
+        clear_urls = [
+            blog_url("/auth/sso-clear"),
+            market_url("/auth/sso-clear"),
+            cart_url("/auth/sso-clear"),
+            events_url("/auth/sso-clear"),
+            federation_url("/auth/sso-clear"),
+        ]
 
-        return redirect(chain)
+        return await render_template(
+            "auth/signing_out.html",
+            clear_urls=clear_urls,
+            final_url=blog_url("/"),
+        )
 
     return auth_bp
diff --git a/shared b/shared
index a93a456..9a637c6 160000
--- a/shared
+++ b/shared
@@ -1 +1 @@
-Subproject commit a93a456ac56e862f8a66d39660a331d1eb326d87
+Subproject commit 9a637c6227e5238ea9539801f9f7d01e97b53872
diff --git a/templates/auth/signing_out.html b/templates/auth/signing_out.html
new file mode 100644
index 0000000..dc22e6e
--- /dev/null
+++ b/templates/auth/signing_out.html
@@ -0,0 +1,21 @@
+{% extends "_types/root/_index.html" %}
+{% block meta %}{% endblock %}
+{% block title %}Signing out — Rose Ash{% endblock %}
+{% block content %}
+<div class="py-8 max-w-md mx-auto text-center">
+  <h1 class="text-2xl font-bold mb-4">Signing out&hellip;</h1>
+  <p class="text-stone-500 text-sm">You will be redirected shortly.</p>
+</div>
+
+{# Fire-and-forget: clear each client app's session via hidden iframes #}
+{% for url in clear_urls %}
+<iframe src="{{ url }}" style="display:none" aria-hidden="true"></iframe>
+{% endfor %}
+
+<script>
+  // Give iframes a moment to load, then redirect
+  setTimeout(function() {
+    window.location.href = "{{ final_url }}";
+  }, 1500);
+</script>
+{% endblock %}