diff --git a/ui/sultee-tracker.html b/ui/sultee-tracker.html
index 93d2d1d..b43b6ad 100644
--- a/ui/sultee-tracker.html
+++ b/ui/sultee-tracker.html
@@ -55,12 +55,6 @@ body {
 }
 .logo { color: var(--orange); font-weight: bold; letter-spacing: .15em; font-size: 13px; white-space: nowrap; }
 #conn-bar { display: flex; align-items: center; gap: 6px; flex: 1; min-width: 240px; }
-#conn-dot {
-  width: 8px; height: 8px; border-radius: 50%;
-  background: var(--dim); flex-shrink: 0; transition: background .3s;
-}
-#conn-dot.connected { background: var(--green); }
-#conn-dot.error     { background: var(--red); animation: blink 1s infinite; }
 #ros-dot {
   width: 8px; height: 8px; border-radius: 50%;
   background: var(--dim); flex-shrink: 0; transition: background .3s;
@@ -232,8 +226,7 @@ body {
 <div id="header">
   <div class="logo">⚡ SUL-TEE TRACKER</div>
   <div id="conn-bar">
-    <div id="conn-dot" title="Phone WS"></div>
-    <div id="ros-dot" title="Robot ROS"></div>
+    <div id="ros-dot" title="ROS Bridge"></div>
     <input id="ws-input" type="text" value="ws://100.64.0.2:9090" placeholder="ws://host:port" />
     <button class="hbtn" id="btn-connect">CONNECT</button>
     <span id="conn-label">Not connected</span>
@@ -371,10 +364,6 @@ body {
 const MAX_TRAIL      = 2000;
 const MAX_LOG        = 60;
 const STALE_MS       = 5000;
-const RECONNECT_BASE = 2000;
-const RECONNECT_MAX  = 30000;
-const RECONNECT_MUL  = 1.5;
-
 // ── State ─────────────────────────────────────────────────────────────────────
 
 const phone = {
@@ -393,13 +382,7 @@ let robotTrail  = [];
 let logEntries  = [];
 let followMode  = true;
 
-// WS (phone)
-let ws          = null;
-let wsDelay     = RECONNECT_BASE;
-let wsTimer     = null;
-let wsTick      = null;
-
-// ROS (robot)
+// ROS (robot + phone via rosbridge)
 let ros         = null;
 
 // ── DOM ───────────────────────────────────────────────────────────────────────
@@ -638,93 +621,36 @@ function addLogEntry(d, ts) {
   ).join('');
 }
 
-// ── WebSocket (phone GPS) ─────────────────────────────────────────────────────
-
-function cancelWsReconn() {
-  if (wsTimer) { clearTimeout(wsTimer);  wsTimer = null; }
-  if (wsTick)  { clearInterval(wsTick);  wsTick  = null; }
-}
-
-function scheduleWsReconn(url) {
-  cancelWsReconn();
-  let secs = Math.round(wsDelay / 1000);
-  $('conn-label').textContent = `Retry in ${secs}s…`;
-  $('conn-label').style.color = '#6b7280';
-  wsTick  = setInterval(() => { secs = Math.max(0, secs-1); if (secs>0) $('conn-label').textContent=`Retry in ${secs}s…`; }, 1000);
-  wsTimer = setTimeout(() => { wsTimer = null; doConnect(url, true); }, wsDelay);
-  wsDelay = Math.min(wsDelay * RECONNECT_MUL, RECONNECT_MAX);
-}
-
-function doConnect(url, isRetry) {
-  cancelWsReconn();
-  if (!isRetry) wsDelay = RECONNECT_BASE;
-  if (ws) { try { ws.close(); } catch(_) {} ws = null; }
-
-  $('conn-label').textContent = 'Connecting…';
-  $('conn-label').style.color = '#6b7280';
-  $('conn-dot').className = '';
-
-  try { ws = new WebSocket(url); }
-  catch(e) { $('conn-label').textContent = 'Bad URL'; $('conn-dot').className = 'error'; return; }
-
-  ws.onopen = () => {
-    wsDelay = RECONNECT_BASE; cancelWsReconn();
-    $('conn-dot').className = 'connected';
-    $('conn-label').textContent = 'WS connected';
-    $('conn-label').style.color = '#22c55e';
-    localStorage.setItem('sultee_ws_url', url);
-  };
-  ws.onclose = () => { $('conn-dot').className = ''; ws = null; scheduleWsReconn(url); };
-  ws.onerror = () => { $('conn-dot').className = 'error'; $('conn-label').style.color='#ef4444'; $('conn-label').textContent='WS error'; };
-
-  ws.onmessage = evt => {
-    let msg;
-    try { msg = JSON.parse(evt.data); } catch(_) { return; }
-    if (msg.type !== 'gps' || !msg.data) return;
-
-    const d  = msg.data;
-    const ts = msg.timestamp || Math.floor(Date.now() / 1000);
-
-    phone.lat      = d.latitude            ?? phone.lat;
-    phone.lon      = d.longitude           ?? phone.lon;
-    phone.speed    = d.speed               ?? phone.speed;
-    phone.altitude = d.altitude            ?? phone.altitude;
-    phone.course   = d.course              ?? phone.course;
-    phone.accuracy = d.horizontalAccuracy  ?? phone.accuracy;
-    phone.fixes++;
-    phone.ts = Date.now();
-
-    if (phone.lat != null && phone.lon != null) {
-      updatePhoneMap(phone.lat, phone.lon, phone.course);
-      addLogEntry(d, ts);
-    }
-
-    $('status-last').textContent = 'Phone: ' + new Date(ts * 1000).toLocaleTimeString('en-US', { hour12: false });
-    $('last-msg').textContent    = 'Phone: ' + new Date(ts * 1000).toLocaleTimeString('en-US', { hour12: false });
-    render();
-  };
-}
-
-// ── ROSLIB (robot GPS) ────────────────────────────────────────────────────────
+// ── ROSLIB (phone + robot GPS via rosbridge) ──────────────────────────────────
 
 function connectRos(url) {
   if (ros) { try { ros.close(); } catch(_) {} }
+  $('conn-label').textContent = 'Connecting…';
+  $('conn-label').style.color = '#6b7280';
   ros = new ROSLIB.Ros({ url });
 
   ros.on('connection', () => {
     $('ros-dot').className = 'connected';
-    setupRobotTopics();
+    $('conn-label').textContent = 'ROS connected';
+    $('conn-label').style.color = '#22c55e';
+    localStorage.setItem('sultee_ws_url', url);
+    setupRosTopics();
+  });
+  ros.on('error', () => {
+    $('ros-dot').className = 'error';
+    $('conn-label').style.color = '#ef4444';
+    $('conn-label').textContent = 'ROS error';
   });
-  ros.on('error', () => { $('ros-dot').className = 'error'; });
   ros.on('close', () => {
     $('ros-dot').className = '';
+    $('conn-label').textContent = 'Disconnected';
+    $('conn-label').style.color = '#6b7280';
     setTimeout(() => connectRos(url), 5000);
   });
 }
 
-function setupRobotTopics() {
-  // /saltybot/phone/gps — sensor_msgs/NavSatFix published by the Pixel 5
-  // MQTT-to-ROS2 bridge (saltybot_phone package). No velocity topic.
+function setupRosTopics() {
+  // /saltybot/phone/gps — sensor_msgs/NavSatFix from the Pixel 5 MQTT bridge
   new ROSLIB.Topic({
     ros, name: '/saltybot/phone/gps',
     messageType: 'sensor_msgs/NavSatFix', throttle_rate: 500,
@@ -742,6 +668,24 @@ function setupRobotTopics() {
     $('last-msg').textContent = 'Robot: ' + new Date().toLocaleTimeString('en-US', { hour12: false });
     render();
   });
+
+  // /saltybot/ios/gps — sensor_msgs/NavSatFix from the iOS phone MQTT bridge
+  new ROSLIB.Topic({
+    ros, name: '/saltybot/ios/gps',
+    messageType: 'sensor_msgs/NavSatFix', throttle_rate: 500,
+  }).subscribe(msg => {
+    phone.lat      = msg.latitude  ?? phone.lat;
+    phone.lon      = msg.longitude ?? phone.lon;
+    phone.altitude = msg.altitude  ?? phone.altitude;
+    phone.fixes++;
+    phone.ts = Date.now();
+
+    if (phone.lat != null && phone.lon != null) {
+      updatePhoneMap(phone.lat, phone.lon, phone.course);
+    }
+    $('last-msg').textContent = 'Phone: ' + new Date().toLocaleTimeString('en-US', { hour12: false });
+    render();
+  });
 }
 
 // ── Stale refresh ─────────────────────────────────────────────────────────────
@@ -751,12 +695,10 @@ setInterval(render, 1000);
 // ── Controls ──────────────────────────────────────────────────────────────────
 
 $('btn-connect').addEventListener('click', () => {
-  const url = $('ws-input').value.trim();
-  doConnect(url, false);
-  connectRos(url);
+  connectRos($('ws-input').value.trim());
 });
 $('ws-input').addEventListener('keydown', e => {
-  if (e.key === 'Enter') { const url = $('ws-input').value.trim(); doConnect(url, false); connectRos(url); }
+  if (e.key === 'Enter') connectRos($('ws-input').value.trim());
 });
 
 $('btn-follow').addEventListener('click', () => {
@@ -793,7 +735,6 @@ map.on('dragstart', () => {
   const saved = localStorage.getItem('sultee_ws_url') || 'ws://100.64.0.2:9090';
   $('ws-input').value = saved;
   drawCompass(null);
-  doConnect(saved, false);
   connectRos(saved);
 })();
 </script>