StackAlter: Video Overlay

Easily add stylish badges, stamps, and labels to your videos with StackAlter! Whether you want to add LIVE indicators, recording stamps, VIP tags, resolution badges, custom timestamps, or creator labels, StackAlter delivers studio-grade video overlay editing right on your Android device. Powered by hardware-accelerated Media3 rendering, StackAlter overlays high-resolution badges, stamps, and text with zero compromise on visual quality. KEY FEATURES: Customizable Overlays & Preset Badges: • Badge Presets: Instantly apply popular badges like "LIVE", "● REC", "4K HDR", "★ VIP ★", "CONFIDENTIAL", "VERIFIED", "LIMITED EDITION", and "PREVIEW". • Custom Text: Type any brand, creator tag, date, timestamp, or label. Precision Positioning & Anchoring: • 7 Anchor Positions: Bottom Center, Bottom Left, Bottom Right, Top Center, Top Left, Top Right, and Center. • Rescaling & Opacity: Fine-tune transparency from 20% to 100% and scale from 0.5x to 1.5x with instant live updates. Real-Time Live Preview: • Hardware-accelerated live preview in the built-in media player so you see the exact overlay appearance before exporting. • Compare Original: Instantly toggle between the overlay video and 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: • Supports MP4, MOV, MKV, WebM, and standard video formats up to 4K 60fps.

• Initial release of StackAlter: Video Overlay & Badge Studio • Custom badges, text stamps, and preset labels • 7 precision anchor positions with opacity and scale tuning • Hardware-accelerated live preview with compare original toggle • 125-locale translations and cloud backup support