Test Signal Generator

Test Signal Generator helps you validate displays, projectors, LED walls, streaming workflows and production systems using professional broadcast-style test signals. Generate industry-standard test patterns directly from your iPhone, iPad or Mac and send them to external displays via HDMI or connected video hardware. Features include: • Color Bars • Greyscale • Full-screen color fields • Zone Plate • Gradient Banding Test • Motion Test Patterns • Moving Pixel Test • Timecode Overlay • Clock Overlay • Audio Reference Signals • Geometry Guides • Safe Area Guides • Frame Boundary Guides • Social Media Framing Guides (9:16, 4:5, 1:1) Use Signal Generator to: • Align projectors • Verify LED wall processors • Detect scaling issues • Check overscan and cropping • Validate signal chains • Test audio/video synchronization • Troubleshoot streaming workflows • Prepare live productions Pro features unlock additional test patterns, advanced guides, audio references, custom branding. Designed for broadcasters, AV professionals, event technicians, streamers and content creators.