diff --git a/web/app.py b/web/app.py
index 870f784..551cdd8 100644
--- a/web/app.py
+++ b/web/app.py
@@ -580,6 +580,7 @@ async def dashboard(
         else []
     )
     admin_users = _get_user_payloads(db, include_inactive=True) if can_manage_results else []
+    db_mode = "SQLite" if os.getenv("DATABASE_URL", "sqlite://").startswith("sqlite") else "PostgreSQL"
     return render_template(
         request=request,
         name="dashboard.html",
@@ -607,6 +608,7 @@ async def dashboard(
                 "limit": audit_limit,
             },
             "workspace_copy": _workspace_copy(current_user.role),
+            "db_mode": db_mode,
         },
     )
 
diff --git a/web/templates/dashboard.html b/web/templates/dashboard.html
index 3b81551..5ac0788 100644
--- a/web/templates/dashboard.html
+++ b/web/templates/dashboard.html
@@ -256,6 +256,9 @@ <h1 class="text-3xl font-bold tracking-tight text-on-surface">Stress-Strain Inte
             <span class="px-3 py-1 rounded-full border border-outline-variant/20 bg-surface-container text-on-surface-variant">
                 Management: <strong class="{% if can_manage_results %}text-tertiary-fixed{% else %}text-error{% endif %}">{% if can_manage_results %}admin only{% else %}read only{% endif %}</strong>
             </span>
+            <span class="px-3 py-1 rounded-full border border-outline-variant/20 bg-surface-container text-on-surface-variant">
+                Database: <strong class="text-tertiary-fixed">{{ db_mode }}</strong>
+            </span>
         </div>
     </div>
 </section>