Castio

Transform your iPhone into a professional streaming studio with Castio - the ultimate RTMP streaming app for content creators and professionals. KEY FEATURES: DIRECT RTMP STREAMING • Stream to any RTMP-compatible platform • No account setup required - just enter your RTMP URL and key • Works with YouTube, Facebook, Twitch, custom servers, and more PROFESSIONAL QUALITY • HD streaming up to 1080p resolution • 30fps smooth video with optimized bitrate • High-quality stereo audio • Portrait and landscape streaming modes INTUITIVE CONTROLS • Pinch-to-zoom with precision slider control • Seamless front/back camera switching • Real-time streaming status monitoring • One-touch start/stop functionality SMART RECORDING • Optional local recording while streaming • Keep your content safe with backup recordings INSTANT SETUP • No registration required • Just enter RTMP details and start streaming • Perfect for quick, professional broadcasts Whether you're streaming to established platforms or custom RTMP servers, Castio gives you professional streaming power without the complexity. No accounts, no subscriptions - just pure streaming functionality. Perfect for: • Content creators using any streaming platform • Businesses with custom streaming infrastructure • Event organizers needing reliable streaming • Anyone wanting hassle-free RTMP streaming Download now and start streaming in seconds!