Audio Refiner

Your favorite performance, a field recording, or a home-studio demo. "The performance is perfect, but the sound quality is lacking." To all audiophiles and creators who have felt this—AudioRefiner is built for you. [ July 2026 Update ] ・Real-Time Audio Processing: Hear every supported effect instantly as your audio plays. Fine-tune your sound with immediate feedback—no repeated exporting required. ・Smart Keyword-Based Effect Matching: No complex DSP knowledge required! Type in your audio problem (e.g., "muffled", "lacks bass", "clear", "boomy") and AudioRefiner instantly applies the ideal DSP combination. [ Common Audio Problems AudioRefiner Solves ] ● "The voice sounds muffled or lacks clarity." Restores lost high-end detail and harmonics, making voices sound crisp, warm, and clear without harsh EQ. ● "The bass disappears on my phone speakers." Uses psychoacoustic synthesis to make low-end frequencies audible on small transducers without distortion. ● "Old CD tracks sound quiet, thin, or weak." Our look-ahead maximizer boosts signal energy and LUFS levels while preserving audio integrity. ● "Instruments are clumping together in the center." Spectral enhancement technology expands the stereo field to give every instrument its own space. --- [ Technical DSP Specifications ] AudioRefiner is a high-precision Digital Signal Processing (DSP) utility designed to optimize audio with objective accuracy. ● Smart Keyword Preset Recommendation An instant, offline matching engine that maps your description directly to specialized DSP parameter chains—eliminating trial-and-error without network latency. ● Harmonic Excitation & Saturation Utilizes high-pass filtering and polynomial soft-clipping algorithms to synthesize high-frequency harmonics, adding warmth and clarity without phase distortion. ● Psychoacoustic Bass Enhancement Implements "Missing Fundamental" theory to generate sub-harmonic series, allowing low frequencies to be perceived on limited-range transducers. ● Look-Ahead Peak Limiting (Maximizer) A 5ms look-ahead limiter with adjustable input gain and ceiling parameters, featuring an intelligent release curve to boost signal density while preventing clipping. ● Instrument Separation & Spectral Unmasking Employs WOLA synthesis and spectral contrast enhancement above 600Hz, reducing masking and refining instrument definition. ● Complete Manual Control Describe what you hear in plain words, or take full manual control using precision sliders: - Drive and Mix levels for Harmonic Exciters & Saturation - Input Gain and Ceiling for Limiters - Pitch, Tempo, and Formant shift ratios - Spectral separation and contrast intensity - Cutoff frequencies for Low-Cut/High-Pass filters --- [ Professional Use Cases ] ・Music Production: Remaster demos or enhance raw instrument tracks with DAW-level DSP. ・Audio Restoration: Digitize old tapes or vinyl, removing hiss and restoring high-end detail. ・Content Creation: Optimize voiceovers and podcasts for consistent loudness (LUFS) and clarity. ・Field Recording: Clear up environmental noise and focus the stereo image of outdoor captures. --- [ Core Features ] ・Keyword-driven Auto-Preset Recommendation ・Harmonic Exciter & Drive Saturation ・Sub-Bass Restoration & Virtual Bass ・Look-Ahead Maximizer & Peak Limiter (LUFS optimization) ・Spectral Noise & Pop Removal ・Stereo Imaging Expansion ・De-Esser (Harshness reduction) ・Time-Stretch & Pitch-Shift AudioRefiner delivers studio-standard DSP in a streamlined mobile interface. Whether you need automated signal balancing via smart keyword search or granular manual control, AudioRefiner gives you full command over your audio.