diff --git a/apps/mobile/src/components/T3Wordmark.tsx b/apps/mobile/src/components/T3Wordmark.tsx
new file mode 100644
index 00000000000..81106557c66
--- /dev/null
+++ b/apps/mobile/src/components/T3Wordmark.tsx
@@ -0,0 +1,23 @@
+import type { ColorValue } from "react-native";
+import Svg, { Path } from "react-native-svg";
+
+/**
+ * The "T3" brand mark, matching the desktop sidebar's T3Wordmark SVG
+ * (apps/web Sidebar.tsx). Width derives from the viewBox aspect ratio.
+ */
+export function T3Wordmark(props: { readonly height: number; readonly color: ColorValue }) {
+ const aspectRatio = 94.3941 / 56.96;
+ return (
+
+ );
+}
diff --git a/apps/mobile/src/features/home/HomeHeader.tsx b/apps/mobile/src/features/home/HomeHeader.tsx
index d7f1bc7455e..7b2e749e142 100644
--- a/apps/mobile/src/features/home/HomeHeader.tsx
+++ b/apps/mobile/src/features/home/HomeHeader.tsx
@@ -13,6 +13,7 @@ import { useSafeAreaInsets } from "react-native-safe-area-context";
import { nativeHeaderScrollEdgeEffects } from "../../native/StackHeader";
import { ControlPillMenu } from "../../components/ControlPill";
import { SymbolView } from "../../components/AppSymbol";
+import { T3Wordmark } from "../../components/T3Wordmark";
import { MOBILE_TYPOGRAPHY } from "../../lib/typography";
import { useThemeColor } from "../../lib/useThemeColor";
import { useHardwareKeyboardCommand } from "../keyboard/hardwareKeyboardCommands";
@@ -185,15 +186,18 @@ function AndroidHomeHeader(props: HomeHeaderProps) {
+ {/* Mirrors the desktop SidebarBrand: T3 mark + muted "Code". */}
+
- T3 Code
+ Code