RF-01 - Visual Synthesizer

Transform sound into stunning real-time visuals. Feed it music from your mic or audio files and watch mesmerizing patterns react to every beat, hi-hat, and bassline.

RF-01 is a real-time audio-reactive visual synthesizer for your iPhone. It turns sound into mesmerizing, beat-driven graphics powered by Metal GPU shaders.

FEATURES

• 14 unique visual patterns: Smoke, Voronoi, Wave, Lines, Ring, Meta, Grain, Aqua, Kaleidoscope, Aurora, Fire, Matrix, Grid, and Particle
• Real-time FFT audio analysis with 3-band frequency separation (Bass / Mid / Hi)
• Microphone input or audio file playback
• Combine multiple patterns simultaneously
• Full control over Decay, Noise, Grit, Color, Speed, Zoom, Rotation, and Dirt
• RGB channel mixing with individual toggle
• Customizable color palette
• Text overlay with glitch effects, 5 fonts, 4 weights, 7 colors, and adjustable opacity
• Audio-reactive text with independent reactivity control
• Video recording with synchronized audio, saved directly to your Camera Roll
• External display output via HDMI adapter or AirPlay
• Landscape-optimized interface

AUDIO ENGINE

RF-01 listens to sound through your microphone or plays audio files, performing real-time FFT analysis. Bass, mid, and hi-hat frequencies independently drive visual reactions with adaptive attack/release smoothing for punchy, dynamic response.

VISUAL ENGINE

Powered by Metal fragment shaders with ping-pong feedback rendering. Every frame is computed on the GPU at full device resolution. Layer multiple patterns, adjust parameters, and let the music shape the visuals.

PERFECT FOR

• Live performances and DJ sets
• Music production visualization
• VJ and stage visuals
• Social media content creation
• Meditation and ambient experiences
• Anyone who loves the intersection of sound and vision