diff --git a/packages/mobile/assets/store/android/screenshots/README.md b/packages/mobile/assets/store/android/screenshots/README.md
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+# Android Screenshots
+
+Place screenshots in this directory before submission.
+
+## Required Sizes
+- `phone-1080x1920.png` - 1080x1920 (standard phone)
+- `tablet-1600x2560.png` - 1600x2560 (if tablet supported)
+
+## Screens to Capture
+1. Dashboard - exposure summary cards
+2. DarkWatch - watch list with entities
+3. SpamShield - call/text history
+4. VoicePrint - family member enrollment
+5. Settings - tier and notifications
+
+## Notes
+- Use Android emulator or connected device for captures
+- Minimum 2 screenshots required, up to 8 allowed
+- Landscape screenshots optional for productivity apps
diff --git a/packages/mobile/assets/store/ios/screenshots/README.md b/packages/mobile/assets/store/ios/screenshots/README.md
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+# iOS Screenshots
+
+Place screenshots in this directory before submission.
+
+## Required Sizes
+- `iphone-6.7in.png` - 1290x2796 (iPhone 14 Pro Max, 15 Pro Max)
+- `iphone-6.1in.png` - 1170x2532 (iPhone 14, 15)
+
+## Screens to Capture
+1. Dashboard - exposure summary cards
+2. DarkWatch - watch list with entities
+3. SpamShield - call/text history
+4. VoicePrint - family member enrollment
+5. Settings - tier and notifications
+
+## Notes
+- Use Xcode simulator or `xcrun simctl io booted screenshot` for captures
+- No device frame overlays in screenshots
+- Ensure dark mode and light mode are represented