diff --git a/components/FloatingCallBubble.tsx b/components/FloatingCallBubble.tsx
index 8323532..4137144 100644
--- a/components/FloatingCallBubble.tsx
+++ b/components/FloatingCallBubble.tsx
@@ -21,6 +21,7 @@ import { AppColors, FontSizes, Spacing } from '@/constants/theme';
 import { useVoiceCall } from '@/contexts/VoiceCallContext';
 
 const BUBBLE_SIZE = 70;
+const TAB_BAR_HEIGHT = 60; // Tab bar content height (without safe area)
 const { width: SCREEN_WIDTH, height: SCREEN_HEIGHT } = Dimensions.get('window');
 
 export function FloatingCallBubble() {
@@ -117,8 +118,9 @@ export function FloatingCallBubble() {
         const targetX = snapToLeft ? 16 : SCREEN_WIDTH - BUBBLE_SIZE - 16;
 
         // Clamp Y within screen bounds
+        // Account for tab bar height + safe area to avoid overlapping navigation
         const minY = insets.top + 16;
-        const maxY = SCREEN_HEIGHT - BUBBLE_SIZE - insets.bottom - 100;
+        const maxY = SCREEN_HEIGHT - BUBBLE_SIZE - insets.bottom - TAB_BAR_HEIGHT - 16;
         const targetY = Math.max(minY, Math.min(currentY, maxY));
 
         Animated.spring(pan, {