Privacy Guard: Screen Filter

Looking for a reliable privacy screen guard, screen dimmer, and blue light filter app? Privacy Guard combines advanced display filtering, tilt motion detection, and eye protection into one essential Android utility.

Whether you need a blackout screen shade, anti-spy screen protector, or night reading filter, Privacy Guard delivers complete control over your mobile display privacy.

Key Features & Specifications:

🛡️ SMART SCREEN PRIVACY OVERLAY
- Apply anti-peeping display masks over any app or home screen.
- Obscure side viewing angles to block shoulder surfing in public places.
- Choose between Full Screen, Keyboard Area, Chat Window, and Notification Bar privacy modes.

📐 4 SHIELD TYPES & 3 TEXTURE PATTERNS
- Shield Styles: Solid Dark, Native Blur, Pixelate Grid, and Frosted Glass tint.
- Texture Patterns: Dither, Bayer, and Noise opacity overlays.
- Adjustable Dimmer: Fine-tune screen dimming intensity from 0% to 100%.

🔄 AUTOMATIC TILT MOTION SENSORS
- Hands-free activation: Automatically triggers screen shade when phone is tilted left or right.
- Easy 3-second hold calibration to set custom tilt angles.
- Selectable trigger directions: Left tilt, Right tilt, or Both sides.

🔘 QUICK CONTROLS & SYSTEM INTEGRATIONS
- Floating Pill Widget: Sleek, draggable glass widget for fast on-screen toggling.
- Android Quick Settings Tile: Enable or disable privacy mode straight from your notification bar.
- One-Tap Profiles: Instant preset selection for Work, Banking, Transport, and Meetings.

👁️ EYE HEALTH & BLUE LIGHT PROTECTION
- Integrated Night Mode: Filter harmful blue light with adjustable amber tinting.
- Reduces eye fatigue during long reading sessions in dark rooms.
- Combines screen dimming with color temperature warmth.

⚡ SMART BATTERY SAVER
- Integrated battery level monitor.
- Automatically pauses sensor background polling when battery falls below your target limit (5% - 50%).
- Minimizes CPU usage and saves battery power throughout the day.

PERMISSIONS & TRANSPARENCY:
- Display Over Other Apps (SYSTEM_ALERT_WINDOW): Required to draw the privacy filter over screen content.
- Foreground Service: Ensures smooth background protection without interruption.
- Privacy First: Privacy Guard does not read, store, or share your personal screen data.

Download Privacy Guard: Screen Filter & Anti-Spy Display Protector today for total screen privacy!