Audio Tools
35 toolsFree browser-based audio tools. Noise removal, speech-to-text, text-to-speech, and more. All processing happens in your browser — no uploads needed.
AAC to MP3 Converter — Bulk 320kbps
Free, private in-browser AAC to MP3 converter. Bulk convert Apple M4A and AAC audio to pristine 320kbps MP3 without upload. 100% client-side WebAssembly, unlimited files, ZIP download.
AI Audio Enhancer — Boost Clarity, Normalize & Equalize Sound
Free online AI audio enhancer and voice clarifier. Boost vocal presence, remove background hum, normalize volume, and equalize audio with a 10-band EQ and dual-engine processing. 100% private, client-side, with zero server uploads.
AI Audio Noise Remover — Free In-Browser Background Noise Cleaner
Free online AI audio noise remover and voice cleaner. Eliminate background hum, air conditioner hiss, fan noise, keyboard clicks, and room echo from audio and video recordings using client-side neural networks. 100% private with zero server uploads.
AI Speech to Text — Free In-Browser Audio Transcriber
Free in-browser AI speech-to-text tool to transcribe audio and video files locally. Accurate neural voice-to-text conversion with auto language detection, zero server uploads, no signups, and 100% privacy.
AI Text to Speech — Free In-Browser Voice Generator & Text Reader
Free in-browser AI text-to-speech converter. Convert written text into natural-sounding speech across 30+ languages with adjustable speed, pitch, real-time waveform, zero server uploads, and 100% privacy.
AI Vocal Remover & Stem Splitter — Free In-Browser Acapella & Karaoke Maker
Free online AI vocal remover and stem splitter. Separate vocals from instrumentals in songs and videos directly in your browser. Extract clean acapella stems and karaoke backing tracks with zero server uploads and 100% privacy.
AI Voice Changer & Vocal Pitch Shifter — Free In-Browser Gender Swap & Audio Effects
Free online AI voice changer and vocal pitch shifter. Transform voice recordings in your browser with 8 studio presets (Robot, Alien, Demon, Chipmunk, Deep Voice, Radio, Ghost, Echo), gender swap, formant EQ, reverb, and distortion. 100% private, client-side Web Audio DSP with zero server uploads.
AVI to MP3 Converter — Extract Audio in High Quality
Free, private, serverless AVI to MP3 converter. Extract pristine 320 kbps MP3 audio tracks from AVI video files online in bulk up to 20 files. 100% client-side, zero uploads, instant ZIP download.
Audio BPM, Musical Key & Beat Grid Studio — In-Browser DJ MIR Engine
Free, private, serverless in-browser audio BPM, musical key and beat grid studio. Extract tempo, harmonic Camelot wheel codes and downbeats without server uploads.
Audio Merger & Joiner — Combine Music, Podcasts & Sound Clips
Free audio merger and joiner online. Combine multiple MP3, WAV, M4A, OGG, and AAC tracks into one seamless file with custom gaps — 100% in-browser.
Audio Recorder — High-Quality Voice & Microphone Studio
Free online audio recorder. Capture microphone audio with real-time spectrum visualizer, pause/resume, uncompressed Opus/WAV download — 100% in-browser.
Audio Trimmer & Song Cutter — Free In-Browser Lossless Audio Clipper & Ringtone Maker
Free online audio trimmer and sound cutter. Trim, split, and clip MP3, WAV, FLAC, OGG, M4A, and AAC files directly in your browser with interactive canvas waveforms, millisecond precision, and lossless WAV export. 100% private with zero server uploads.
Audio Visualizer & Spectrum Analyzer — Free Real-Time In-Browser Sound Display
Free real-time audio visualizer and sound spectrum analyzer. Visualize microphone input or audio files (MP3, WAV, FLAC, OGG, AAC) with 5 animated visual modes (Bars, Waveform, Circular, Particles, Spectrum), 5 color themes, HiDPI canvas rendering, and PNG export. 100% private with zero server uploads.
Audio Waveform Generator — Free In-Browser High-Res Sound Wave Image Maker
Free online audio waveform generator. Create high-resolution waveform images from MP3, WAV, FLAC, OGG, M4A, and AAC files directly in your browser. Features 3 visualization styles (Bars, Mirror, Line), custom color gradients, transparent PNG export, and custom dimensions up to 2400px. 100% private with zero server uploads.
Chord Progression & Circle of Fifths Studio — Interactive MIDI Generator
Free, private, serverless in-browser chord progression generator and interactive Circle of Fifths. Build harmonies, audit piano voicings, and export DAW MIDI files without server uploads.
Continuous Noise & Tinnitus Notch Masker — In-Browser Sound Therapy
Free, private, serverless in-browser therapeutic noise generator and tinnitus notch sound therapy. Synthesize continuous Brown, Pink noise and tailor-made notch filters.
FLAC to MP3 Converter — Free Bulk In-Browser Audio Transcoder
Free, private, serverless FLAC to MP3 converter. Transcode studio-grade FLAC lossless files to high-fidelity MP3 with customizable bitrates (320kbps, V0, 192kbps). 100% client-side with zero data uploads.
FLV to MP3 Converter — Free In-Browser Video Audio Extractor
Free, private, serverless FLV to MP3 converter. Extract audio from Flash Video (FLV) files to high-fidelity MP3 with customizable bitrates (320kbps, V0, 192kbps). 100% client-side with zero data uploads.
Fake Lossless & Audio Cutoff Inspector — In-Browser FFT Spectrogram
Free, private, serverless in-browser fake lossless inspector and audio spectrum analyzer. Detect fake FLAC transcodes, MP3 brickwall cutoffs, and frequency ceilings.
Lossless Video Audio Pitch & Formant Shifter — Sync-Preserved In-Browser DSP
Free, private, serverless in-browser video audio pitch and formant shifter. Transpose vocal pitch without altering video duration, playback speed, or losing lip-sync accuracy.
MKV to MP3 Converter — Free Bulk In-Browser Audio Extractor
Free, private, serverless MKV to MP3 converter with bulk batch support. Extract audio from MKV video files to MP3 format online with custom bitrates and ZIP export — 100% client-side.
MOV to MP3 Converter — Free Bulk In-Browser Audio Extractor
Free, private, serverless MOV to MP3 converter. Extract crystal-clear audio tracks from Apple QuickTime MOV videos into universal MP3 format directly in your browser. Batch processing up to 20 files, zero cloud uploads, customizable bitrates up to 320 kbps, and instant ZIP archive download.
MP3 to OGG Converter — Bulk Audio Transcoding
Convert MP3 to OGG Vorbis online for free with instant client-side processing. Batch convert up to 20 audio tracks with custom bitrate presets, seamless gapless looping, and ZIP archive download without uploading files to any server.
MP3 to WAV Converter — Free Bulk Client-Side Audio Conversion
Convert MP3 to uncompressed WAV online for free. Fast, private client-side audio conversion with 16/24-bit PCM quality, batch processing for up to 20 files, and ZIP export.
MP4 to MP3 Converter — Client-Side Audio Extraction & Transcoding
Extract high-quality MP3 audio from MP4 videos directly inside your browser. Fast, private, client-side transcoding with adjustable bitrates, batch processing, and zero server uploads.
MP4 to WAV Converter — Uncompressed Studio Audio Extraction
Extract uncompressed studio-quality WAV audio from MP4 videos directly inside your browser. Fast, private, client-side transcoding preserving pristine dynamic range, custom bit depth, and zero server uploads.
OGG to MP3 Converter — Bulk Audio Transcoding
Convert OGG audio files to MP3 format online with bulk processing for up to 20 files. Customizable bitrates, in-browser execution, and zero server uploads.
Online Studio Teleprompter & Speech Tracker — Mirror & Voice Sync Prompter
Free, private, serverless in-browser online studio teleprompter with beam-splitter mirror flip, speech-follow voice sync, dual-monitor screen, and customizable pacing.
Podcast Audiogram & Waveform Video Studio — Animated Social Audio Clips
Free, private, serverless in-browser podcast audiogram and waveform video maker. Turn audio clips into animated MP4/WebM videos for Reels, TikTok and Shorts.
Podcast Dead-Air & Smart Silence Remover — In-Browser Voice Truncator
Free, private, serverless in-browser podcast silence remover. Detect dead air, shorten awkward pauses with Voice Activity Detection, and export lossless WAV and DAW EDLs.
Retro Game Sound Generator — Free In-Browser 8-Bit Chiptune SFX Maker
Free online retro game sound generator and 8-bit chiptune SFX maker. Synthesize authentic arcade game sound effects (Jump, Coin, Laser, Explosion, Power-Up) with Web Audio oscillators, noise generators, LFO vibrato, and lossless WAV export. 100% private, royalty-free with zero server uploads.
Studio Room Mode & Standing Waves Calculator — In-Browser Acoustics
Free, private, serverless in-browser studio room mode and standing waves calculator. Calculate room resonances, Schroeder cutoff frequency, Bonello criterion, and 2D pressure heatmaps with 100% client-side privacy.
WAV to MP3 Converter — Free Bulk In-Browser Audio Conversion
Free, private online WAV to MP3 converter. Convert large uncompressed WAV files to high-quality MP3 (up to 320 kbps) in bulk with zero server uploads.
WAV to OGG Converter — Free Bulk In-Browser Audio Conversion
Convert uncompressed WAV audio files to high-performance OGG Vorbis online for free. Batch process multiple files directly in your browser with zero server uploads.
WebM to MP3 Converter — Free Bulk In-Browser Audio Extraction
Extract pristine MP3 audio from WebM videos online for free. Batch convert multiple video clips up to 320 kbps directly in your browser with zero server uploads.
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