All audio tools
Pick a tool and drop in your audio. No sign-up, no install. 42 tools
Cut
- Cut audio online — just drag to trim select on the waveform in the browser and export MP3/WAV, accurate to 0.01 s; free, no limits, no upload.
- Merge audio files online — join recordings into one concatenate multiple files in order with optional crossfade (1 s default) and drag-to-reorder, export MP3/WAV; in-browser, no upload; does not merge video.
- Make a ringtone from any song 30 s default selection with auto fades; exports MP3 (Android) or M4R (iPhone, ≤40 s, needs browser AAC encoding, not Firefox); in-browser, no upload; no song downloads.
- Add a fade in and fade out to audio separate fade-in and fade-out lengths, linear/exponential/logarithmic curves, instant preview; in-browser, no upload; for video use TutuCut.
- Reverse audio — play it backwards reverse the whole file or a selection, instant preview, undoable, export MP3/WAV; in-browser, no upload.
- Remove silence and pauses from audio automatically auto-detect pauses; trim ends, delete all, or shorten to 0.3–0.6 s; preview and undo; in-browser, no upload; denoise first if the recording is noisy.
Repair
- Remove background noise from a recording in-browser spectral-gate denoising with adjustable strength and A/B compare; best for steady noise; not an AI model; free, no upload.
- Make a voice recording clearer in one click one-click in-browser chain of denoise, de-reverb, high-pass, compressor and limiter; not an AI model; free, no upload.
- Remove electrical hum and buzz from a recording 50/60 Hz plus harmonics notch filtering with auto-detect, in-browser; for hiss use noise reduction; free, no upload.
- Repair a recording: sibilance, plosives, clicks and clipping in-browser de-ess, de-plosive, de-click, mild declip, DC offset removal and polarity fix; severe clipping cannot be fully restored; free, no upload.
- Make quiet audio louder adjustable gain with an automatic limiter to prevent clipping, in-browser; also raises existing noise; free, no upload.
- Normalize loudness to a LUFS target ITU-R BS.1770 measurement, one-click -14/-16/-23 LUFS, shows true peak and loudness range, works on multiple files, in-browser; free, no upload.
Convert
- Convert audio files to MP3, WAV and more reads MP3/WAV/M4A/AAC/FLAC/OGG/WebM/video audio, exports MP3/WAV (M4A/OGG/FLAC depending on browser), local batch, no upload.
- Convert WAV to MP3 128/192/320 kbps, about 1/10 the size at 128 kbps, local batch conversion, no upload.
- Convert M4A to MP3 works with iPhone Voice Memos, local batch conversion, no upload; DRM-protected Apple Music tracks not supported.
- Convert FLAC to MP3 128/192/320 kbps, local batch conversion, no upload; notes that MP3 is lossy and 320 kbps is closest to the original.
- Convert MP3 to WAV 16/24-bit, local batch conversion, no upload; states clearly that it does not improve quality.
- Convert OGG to MP3 local batch conversion, no upload; some Safari versions cannot read OGG, use Chrome/Edge/Firefox.
- Compress an audio file re-encode to 64/96/128 kbps MP3, optional mono, estimated size before export (64 kbps mono ≈ 28 MB/hour), local batch, no upload.
- Convert stereo to mono stereo to mono, keep left or right, swap channels, in-browser with no upload; mono-to-stereo only duplicates and does not create real stereo.
Effects
- Change audio speed — keep the pitch if you want 0.25–4×, optional keep-pitch (WSOLA time-stretch), artifacts below 0.5× or above 2×; runs in the browser; free, no upload.
- Shift the pitch of a song without changing its speed ±12 semitones without changing speed; voices sound unnatural beyond 5 semitones; runs in the browser; free, no upload.
- Online audio equalizer 3-band EQ with presets (clear voice, bass boost, telephone…), real-time preview; no 31-band EQ, no VST; runs in the browser; free, no upload.
- Boost the bass in a song low-shelf boost with adjustable strength and clipping protection; phone speakers can’t reproduce deep bass, use headphones; runs in the browser; free, no upload.
- Add reverb to a voice or instrument room/hall presets with adjustable wet/dry mix; adds reverb only — use the voice enhancer to reduce echo; runs in the browser; free, no upload.
- Slowed + reverb maker one click slows to 0.85× (adjustable) and adds reverb; no song downloads, copyright is up to the user; runs in the browser; free, no upload.
- Turn a song into 8D audio automatic panning plus spatial reverb, adjustable rotation speed, headphones required; runs in the browser; free, no upload.
- Change your voice with audio effects pitch, telephone, robot (ring modulation), chorus, flanger and more on a file or a fresh recording; not AI voice cloning (TutuSound does AI voices); no real-time streams or calls; runs in the browser; free, no upload.
- Remove vocals and keep the instrumental center-channel cancellation; stereo songs with centered vocals only; leaves vocal reverb and weakens centered bass/drums; not an AI stem separator; can also keep only the vocals; runs in the browser; free, no upload.
AI & text
- Audio to text with speakers and timestamps cloud recognition (upload required), speaker labels and timestamps, progressive 10-minute chunks, 7 export formats, no login, daily free allowance.
- Remove “um” and “uh” from a recording automatically transcribe (upload), mark fillers, confirm to cut the matching audio locally; undoable; no login, daily free allowance.
- Delete the words, and that audio is gone too delete transcript text to cut the matching audio, search and replace, filter by speaker; transcription uploads, editing is local and undoable.
- Tell the AI what to cut, and it edits your audio natural-language editing of the timeline and transcript (cut, delete, volume, fades, speed, EQ, markers), previewed before applying and undoable; no denoising or loudness normalization (those are local tools); no login, daily free allowance; sends transcript and timeline structure, transcription uploads; no voice generation.
Record & analyze
- Online voice recorder mic choice, countdown, pause, level meter, trim right after, MP3/WAV export; stays on device, not uploaded; cannot record system audio.
- Check loudness and audio quality online {{N:METRICS}} metrics including LUFS, true peak, loudness range and sample rate, with a score and links to fixes; local analysis, no upload.
- Find the BPM of a song in-browser tempo detection with beat markers on the timeline for beat-synced cuts; free-tempo songs may be off; no upload.
- Podcast editor, from raw recording to release multitrack with auto-ducking, filler and pause removal, -16 LUFS, auto chapters, ID3 and Podcasting 2.0 chapter export; editing local, transcription uploads; no hosting.
- Add background music to a voice recording auto-ducking under the voice, loop or fade to match voice length; local, no upload; no music library included.
Alternatives
- An Audacity alternative you don’t have to install install-free browser editor, local editing with no upload; lacks VST, macros and spectral editing; adds text-based editing and an AI assistant.
- A free Descript alternative for audio edit audio by editing text and remove filler words in the browser; transcription uploads audio and has a free daily allowance; no video editing, no voice cloning.
- A free alternative to Adobe Podcast Enhance local voice-enhancement chain (denoise, de-reverb, compression, limiter); no upload, no account; not an AI model; keep editing afterwards.
- An online Adobe Audition alternative browser multitrack editing with dynamics and LUFS/true-peak metering; free, no subscription, no upload; no spectral editing, VST or mixing console.
Not here? For text-to-speech and AI voices use TutuSound; to edit video or pull audio from video use TutuCut.