PureAudio: Video Denoise & Rec

• Pro vocal tuning & edit
• Ambient mix & acoustics 100% offline & secure

VoxClear is an on-device AI audio workbench for daily audio and music processing. Key features: Pro Noise Reduction, Ambient Mix & Diagnosis, Stem Separation, Audio Tuning, and Offline Speech to Text. All features run offline on-device without cloud uploads. Unlock Pro for unlimited local processing and avoid pay-by-minute fees!

【Pro Noise Reduction】Real-Time Recording & Offline Media Purification Real-time recording and offline file noise reduction in one tap. Real-Time Noise Reduction: Active Processing: Real-time AI noise reduction during recording with 0%-100% sliding control. Stable Background Run: Supports lock-screen and background recording. Integrates with Dynamic Island and Lock Screen. Supports Siri/left button wake-up. Stable for 5+ hours. Low Energy: Optimized local algorithms. Tested on iPhone 12: ~50MB RAM, ~4% CPU, no heating or lagging. Offline Audio/Video Noise Reduction: One-Tap Purification: Import local audio/video to instantly remove wind, static hum, and background noise. Waveform Comparison: Displays original vs. purified overlapping waveforms. Lossless Video Export: Process video audio offline; purified audio replaces the original track without compression or quality loss. Lossless Formats: Save as WAV or M4A (128k/256k/320k bitrates).

【Ambient Mix & Diagnosis】Acoustic Diagnostics & Ambient Mixing Acoustic Diagnostics: Displays SNR, Vocal Purity, Speech Density, noise floor, and attenuation. Supports exporting reports. Spectrum Analysis: Visualizes vocal and ambient spectra energy charts. Mix Control: Independent vocal & ambient track sliders (0%-100%) with scenario presets. Dual Export: Export high-fidelity mixes or local diagnostic reports.

【Stem Separation】On-Device Multi-Track Tuning Efficiency engine for music creation, covers, and video editing. On-Device Separation: Fast local processing (10s audio in ~1s) to separate vocals and accompaniment. Live Mixing: Adjust vocal/accompaniment volume ratios with live previews. Flexible Export: Export pure vocals, isolated accompaniments, or mixed tracks.

【Audio Tuning】Vocal Beautification & Manual Tuning Polishes voiceovers, audiobooks, and singing post-noise reduction. Expert Tuning Room: Custom parameters across Pitch (Transpose), Timbre, and Reverb (10+ options). Scenario Presets: One-tap optimizations for "Pro Host", "Warm Radio", "Clear Speech", and "Audiobook". Precision Editing: Supports waveform segment selection and local muting for breaths/lip smacks without changing track duration.

【Offline Speech to Text】On-Device Multilingual Transcription Offline productivity tool for meetings, interviews, and video captioning. Local Transcription: 100% offline, on-device AI transcription. Highly accurate in complex or noisy environments. Time Alignment: Matches transcripts with millisecond timestamps. Export to SRT subtitles or TXT files. Unlimited Use: Runs fully on-device with no time limits or per-minute fees.

【Absolute Privacy & Security Commitment】 Your recordings and data are strictly private. All VoxClear audio algorithms run offline on your iOS device (Edge AI). Files are saved only in your local secure sandbox. We promise never to upload your audio, video, text, or diagnostic data to any third party or cloud server!

【Auto-Renewable Subscription Details】 Subscription: VoxClear Pro (Weekly / Lifetime). Pro Privileges: Unlocks unlimited local processing, all professional export formats, and advanced features. Payment: Charged to your iTunes Account upon confirmation. Auto-Renewal: Charged within 24 hours prior to the end of the current period. Subscriptions then auto-renew. Cancellation: Manage subscription and auto-renewal in Apple ID Settings. Cancel at least 24 hours before the billing cycle ends. Terms of Service: https://app.gframeai.com/voxclear/service_en.html Privacy Policy: https://app.gframeai.com/voxclear/privacy_en.html