CapFlow Studio allows creators to add AI-powered captions to their videos automatically with Whisper AI. It's mostly free, there are no uploads, and it runs ENTIRELY in your browser via WebAssembly. What’s inside: 100% Private: Zero uploads. Pro Styles: Dozens of unique styles, effects, and presets. Accuracy: Full control over word-level timing and highlights. Flexible: Export as MP4, SRT, VTT, or TXT.