MarkAlter: Video Watermark

Easily protect and brand your videos with MarkAlter! Whether you need to watermark your social media clips, add copyright badges, protect confidential media, or timestamp your recordings, MarkAlter delivers studio-grade video watermarking right on your Android device. Powered by hardware-accelerated Media3 rendering, MarkAlter overlays high-resolution text and badge stamps with zero compromise on visual quality. KEY FEATURES: Customizable Watermark Text & Presets: • Custom Watermark Text: Type any brand, creator handle, date, or signature. • Quick Presets: Instantly apply common badges like "MarkAlter", "© All Rights Reserved", "CONFIDENTIAL", "SAMPLE", and "DRAFT". Flexible Positioning & Styles: • 6 Anchor Positions: Bottom Right, Bottom Left, Top Right, Top Left, Center, and Diagonal. • Visual Stamp Styles: Stamp badge with rounded pill backdrop, Clean minimalist text with drop shadow, Warning badge in high-visibility red, or Gold luxury badge. • Opacity & Scale Sliders: Smoothly adjust transparency from 20% to 100% and scale from 0.5x to 1.5x. Real-Time Live Preview: • Hardware-accelerated live preview in the built-in media player so you see the exact watermark appearance before exporting. • Compare Original: Instantly toggle between the watermarked video and the original clip with a single tap. • Background export processing directly on your device. Privacy & Security First: • 100% on-device local processing. Your videos never leave your phone and are never uploaded to the cloud or remote servers. • Works completely offline with zero mobile data consumption. Universal Format Support: • Works seamlessly with all major video formats including MP4, MKV, MOV, WebM, AVI, TS, and 3GP. • Built-in full-featured media player with Picture-in-Picture support. Clean & Modern Interface: • Beautiful dark and light theme support. • Tablet and foldable screen layout optimizations. • Fluid edge-to-edge Material You design. HOW TO USE: 1. Select any video from your device library or use "Share to MarkAlter". 2. Type your watermark text or choose a preset badge. 3. Choose your desired position, style, opacity, and size while previewing live. 4. Tap Export — your watermarked video is saved directly to your gallery! Download MarkAlter today and protect your videos with style!

• Initial release of MarkAlter: Video Watermark & Branding Studio • Custom watermark text, stamps, and preset badges • Real-time player preview with live frame rendering • Compare original toggle and play/pause controls • 125-locale translations and cloud backup support