Free Audio Tools & Virtual Instruments
Soundtool is a free browser-based toolkit with 62 audio tools and playable virtual instruments - AI speech-to-text, text-to-speech, voice cloning, noise removal, format conversion and more - with a 14-language interface. Everything runs locally in your browser, so your files never leave your device. No signup, no installation.
Explore All ToolsOne toolkit, every audio task
From text-to-speech to noise generators — 62 free audio tools at your fingertips.
🎼 Virtual Instruments
Free Bass Guitar & Electric Bass - Play Bass Online Free
Play a virtual 4-string bass guitar (E-A-D-G) online with pluck and slap styles. Record and export your basslines - free, no download.
Bass · Guitar · Groove · RhythmVirtual Cello Online - Play Free Cello
Play a free virtual cello online - warm, bowed string tones with your mouse, touch or keyboard. Record and export your melodies.
InstrumentVirtual Clarinet Online - Play Free Clarinet
Play a free virtual clarinet online - warm woodwind tones with your mouse, touch or keyboard. Record and export your melodies.
InstrumentVirtual Drums Online - Play Free Online Drum Kit
Play a free virtual drum kit online - kick, snare, hi-hat, toms and cymbals. Record your beat and export it - no download, no signup.
Drums · Percussion · BeatVirtual Flute Online - Play Free Flute & Recorder
Play a free virtual flute online - soft, breathy tones with your mouse, touch or keyboard. Record and export your melodies.
InstrumentVirtual Guitar Online - Play Free Online Guitar
Play a free virtual guitar online - strum chords or pluck strings with your mouse or keyboard. Record and export your playing - no download.
Guitar · Chords · StrumVirtual Harp Online - Play Free Harp
Play a free virtual harp online - bright, glistening plucked strings with your mouse, touch or keyboard. Record and export your melodies.
InstrumentVirtual Kalimba
Play a 17-tine kalimba (thumb piano) with warm plucked tones. Click tines or use keyboard.
Kalimba · Thumb Piano · PluckedVirtual Piano Online - Play Free Piano Keyboard
Play a free virtual piano online with your keyboard, mouse or touch screen. Record and export your melodies - no download, no signup.
Piano · Keyboard · MusicVirtual Saxophone Online - Play Free Saxophone
Play a free virtual saxophone online with your keyboard or mouse. Record your melody and export it - no download, no signup.
Saxophone · Reed · JazzVirtual Trumpet
Play a virtual trumpet with 3 valves and 7 fingerings. Bright brass sound with keyboard support.
Trumpet · Brass · WindVirtual Ukulele
Play a 4-string virtual ukulele with chord buttons and strumming. GCEA standard tuning.
Ukulele · Chords · HawaiianVirtual Violin Online - Play Free Violin
Play a free virtual violin online with your keyboard or mouse. Record your melody and export it - no download, no signup.
Violin · Strings · Bow🎹 Signal Generators
Beat Maker & Drum Machine - 808, 909 Online Free
Free online drum machine with legendary 808, 909 and MPC-style kits. Program beats, record and export your loops - runs right in your browser.
Beat · Drum · PatternFree Binaural Beats Generator - Create Binaural Beats Online
Generate binaural beats for focus, relaxation, sleep, and meditation.
Binaural · Focus · SleepFree Online Metronome with BPM & Beats
Accurate online metronome with adjustable BPM. Free online, runs in your browser, no upload needed.
BPM · Beat · PracticeFree Tone Generator - Generate Audio Tones Online
Generate sine, square, sawtooth, and triangle waves. Free online, runs in your browser, no upload needed.
Sine · Square · TestingFree White Noise Generator - White Noise Online
Generate white, pink, and brown noise for sleep. Free online, runs in your browser, no upload needed.
White · Pink · Brown · Sleep🎤 Speech & Voice
Free Online Voice Recorder - Record Audio in Browser
Record audio directly in your browser with one click. Download as MP3 or WAV instantly. No installation required.
Audio · DownloadFree Speech to Text & Transcription - Convert Speech Online
Convert your voice to text in real-time. Free online, runs in your browser, no upload needed.
Voice Recognition · Real-timeFree Text to Speech & TTS - Convert Text to Voice Online
Type text and listen to natural speech in 14 languages. Free online, runs in your browser, no upload needed.
Voice · 14 LanguagesFree Vocal Isolator & Vocal Remover - Isolate Vocals Online
Isolate or remove vocals using phase cancellation. Extract instrumentals or a cappella.
Vocal · Isolate · PhaseFree Voice Changer & Voice Effects - Change Your Voice Online
Apply fun voice effects including chipmunk, deep voice, robot, echo, and reverb in real time.
Effects · Fun · Real-time🎸 Audio Effects
Free Online 8D Audio Maker - Create 8D Audio
Make 8D audio: sound that rotates around your head with binaural panning. Turn any song into an immersive 360° experience.
8D · BinauralFree AI Noise Remover & Reducer - Remove Background Noise Online
Free AI noise remover online: clean hiss, hum, wind, and background noise from audio with a deep neural network running in your browser. No upload, unlimited use.
AI · Noise RemovalFree AI Speech to Text & Transcription - Transcribe Audio Online
Free AI speech to text: transcribe lectures, interviews, podcasts and meetings with OpenAI's Whisper AI running in your browser. Supports 90+ languages, exports TXT and SRT subtitles. No upload, no account.
AI · Speech to TextFree AI Text to Speech & Voice Generator - Natural Voices Online
Free AI text to speech: generate natural English speech with 30+ AI voices (American and British) running in your browser. No upload, no account, unlimited use.
AI · Text to SpeechFree Bass Booster & Bass Boost - Make Audio Deeper Online
Boost bass and low-end frequencies in your audio. Make songs punchier, deepen podcasts, and add powerful thump to any track.
Bass · Low EndFree Chorus & Flanger Effect - Add Chorus to Audio Online
Thicken audio with chorus or create sweeping flange effects.
Chorus · Flanger · ThickenFree Delay & Echo Effect - Add Echo to Audio Online
Add delay and echo effects with time, feedback, and mix controls.
Delay · Echo · FeedbackFree Distortion Effect - Add Distortion to Audio Online
Add guitar-style distortion to your audio. Adjust drive, tone, and output for everything from warm crunch to heavy fuzz.
Distortion · Drive · Guitar EffectFree Audio Equalizer & EQ - Adjust Sound Frequencies Online
Adjust audio frequencies with a 10-band visual equalizer. Free online, runs in your browser, no upload needed.
10-Band · Real-timeFree Fade In & Fade Out - Add Audio Fades Online
Add smooth fade in and fade out effects to your audio files. Perfect for music, podcasts, and videos.
Fade · Crossfade · Audio EffectsNightcore Maker & Generator - Create Nightcore Online Free
Transform any song into nightcore - the sped-up, high-pitched remix style with a faster tempo. Free nightcore maker in your browser.
Nightcore · RemixFree Pitch Shifter - Change Pitch of Audio Online
Change the pitch of audio without affecting speed. Free online, runs in your browser, no upload needed.
Voice Modulation · MusicAdd Reverb to Audio - Reverb Generator Online Free
Add reverb to audio with room size and decay controls. Simulate halls, rooms, and plates.
Reverb · Hall · Room · PlateFree Slowed Reverb Maker - Slow & Reverb Effect Online
Create the slowed + reverb sound that took over TikTok and YouTube. Slow songs down, add deep reverb, and export the dreamy version.
Slowed · ReverbFree Sped Up Audio Maker - Speed Up Songs Online
Speed up any song or audio file for TikTok and YouTube trends. Create the popular sped up version of tracks in one click.
Speed Up · TikTokFree Audio Speed Changer - Change Audio Speed Online
Speed up or slow down audio without changing pitch. Free online, runs in your browser, no upload needed.
Slow Down · Speed UpFree Stem Splitter - Separate Vocals, Drums & Bass Online
Split any song into 4 stems - vocals, drums, bass, and other. AI-powered Demucs v4 runs 100% in your browser, no upload.
AI · Stem SeparationFree Vaporwave Maker - Create Vaporwave Music Online
Make vaporwave audio: slowed tempo, filtered highs, dreamy reverb. Turn any song into a nostalgic synthwave soundscape.
Vaporwave · AestheticVocal Tuner - Pitch Correction & T-Pain Online
Free AI vocal tuner online: snap off-key singing to the nearest note or musical scale. From subtle polish to the robotic T-Pain effect - runs in your browser, no upload.
AI · TuningVoice to Instrument & MIDI - Hum to Notes Online
Free AI melody converter: hum or sing a tune and hear it as piano, guitar, saxophone, or strings. Pitch detection runs 100% in your browser - no upload, no account.
AI · Melody✂️ Audio Editing
Free Online Audio Joiner & Merger - Merge Audio Files
Merge multiple audio files into one seamless track. Combine songs, join recordings, and create mixtapes.
Merge · CombineFree Online Audio Trimmer & Cutter - Trim Audio Files
Trim audio with visual waveform. Select start/end points and export.
Trim · Waveform · VisualFree Audio Compressor - Make Audio Louder & Smoother Online
Reduce audio file size by adjusting bitrate. Free online, runs in your browser, no upload needed.
MP3 · WAV · SizeFree Audio Converter - Convert Audio to MP3, WAV, FLAC Online
Convert audio between MP3, WAV, OGG, and AAC. Free online, runs in your browser, no upload needed.
MP3 · WAV · OGG · AACFree Online Audio Cutter & Splitter - Cut Audio Files
Cut and trim audio files with precision. Free online, runs in your browser, no upload needed.
Trim · PreviewFree Audio Normalizer - Normalize Audio Volume Online
Normalize audio volume to a consistent level. Free online, runs in your browser, no upload needed.
Loudness · Level · BalanceFree Audio Reverser - Reverse Audio Online
Reverse any audio file instantly. Play sounds backward for creative effects, music production, or audio analysis.
Reverse · Backward · CreativeRingtone Maker & Generator - Create Ringtones Online Free
Create custom ringtones from your audio files. Free online, runs in your browser, no upload needed.
iPhone · Android · CustomFree Video to Audio Converter - Extract Audio Online
Extract audio from any video file. Convert MP4, WebM, MOV to MP3 or WAV — free, fast, and 100% in your browser.
Extract · Convert🎵 Music Tools
Free Online Audio Looper - Loop Audio
Loop any section of audio seamlessly. Perfect for music practice, beat making, and creating repeating patterns.
Loop · Repeat · PracticeBPM Detector & Key Finder - Song Tempo Online Free
Detect the beats per minute (BPM) of any song instantly. Analyze audio files to find tempo for DJ mixing and music production.
BPM · Tempo · Beat DetectionFree Karaoke Maker & Vocal Remover - Create Karaoke Tracks Online
Remove vocals from songs to create karaoke tracks. Free online, runs in your browser, no upload needed.
Vocal Remover · InstrumentalFree Instrument Tuner - Guitar, Violin & Ukulele Online
Tune your instrument with real-time pitch detection. Supports guitar, violin, ukulele and more.
Tuner · Pitch · Instrument🛠️ Utility Tools
Free Online Audio Visualizer - Music Visualizer
See your audio with real-time frequency bars, waveform, and spectrogram.
Visualizer · Spectrum · WaveFree Morse Code Translator & Generator - Text to Morse Online
Convert text to Morse code audio or decode Morse code back to text.
Morse · Encode · DecodeNoise Remover & Reducer - Clean Up Audio Online Free
Reduce background noise and hum from audio. Free online, runs in your browser, no upload needed.
Filters · Clean AudioFree Stereo to Mono Converter - Convert Online
Convert stereo audio to mono by merging left and right channels. Essential for compatibility and audio analysis.
Stereo · Mono · Channel MergeFree AI Voice Cloning & Voice Clone Maker - Clone Any Voice Online
Free AI voice cloning online: record a 10-second voice sample and make it speak any text in Chinese or English. Runs 100% in your browser - no upload, no account, no limits.
AI · Voice CloningVolume Booster - Make Audio Louder Online Free
Increase audio volume up to 300% without distortion. Boost quiet audio files, podcasts, and recordings.
Amplify · Normalize14 Languages
Every tool in 14 languages with full translation.
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All processing happens in your browser. Nothing is uploaded to any server.
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