Audio & Video

Cut and trim MP3, WAV, M4A and other audio files online – select the part you want, add fade in/out and download as MP3 or WAV.

Record your screen, a window or a browser tab online with microphone and system audio – no install, no watermark.

Free online teleprompter for YouTube videos, presentations and speeches – paste your script, set speed and font size, mirror for glass rigs, full screen and tap to pause. Works on phone and tablet.

Type with your voice online – free speech to text in English, Urdu, Hindi, Arabic and more, with punctuation commands.

Convert text to speech online with natural voices – choose language, voice, speed and pitch. Free, no signup.

Extract audio from MP4, MOV, WEBM and other videos and save it as MP3 or WAV – free, fast and private.

Convert audio files to MP3 or WAV online – M4A, AAC, OGG, OPUS, FLAC, WEBM and more. Batch convert, change channels and sample rate.

Join and merge multiple MP3, WAV and M4A files into one audio file online – reorder tracks, add gaps or crossfades and download.

Speed up or slow down MP3 and audio files online from 0.5× to 2× – keep the original pitch for voice or change pitch like a tape.

Find the tempo of any song in beats per minute – tap along on the button, screen or spacebar. Shows live BPM, average, stability and a matching metronome click.

Create binaural beats online – choose delta, theta, alpha, beta or gamma presets or set your own carrier and beat frequency. Use with headphones.

Remove the sound from any video online – mute the whole video or only a selected part and download it without audio.

Tune your guitar online with your microphone – accurate chromatic tuner with standard, drop D and other tunings, plus ukulele and bass.

Check the highest frequency you can hear with a quick online hearing test – see your hearing range and typical “hearing age”. Use headphones.

Free online metronome with accurate timing – 30–250 BPM, time signatures, accent beat and tap tempo.

Play a virtual piano online with your mouse, touch screen or computer keyboard – 3 octaves, sustain, note labels and piano or organ sounds.

Generate a pure tone at any frequency from 1 Hz to 22,000 Hz – sine, square, triangle or sawtooth – with volume control and WAV download.

Record video from your webcam online with sound – choose camera and quality, pause and resume, then download. No app, no watermark.

Record audio from your microphone online – with live waveform, pause/resume, playback and download.

Reverse any audio file online – play songs, voices and sounds backwards and download the reversed MP3 or WAV.

Measure noise level in decibels (dB) with your phone or laptop microphone – live meter, min / average / max and noise level guide.

Test your speakers and headphones online – left and right channel test, stereo check, bass sweep, frequency sweep and phase test.

Create subtitles for your video in the browser – play the video, tap to mark each line’s start and end, edit timings, preview captions on the video and download SRT or VTT files.

Take high-quality screenshots from any video online – grab the exact frame, step frame by frame or extract many frames at once as JPG or PNG.

Trim and cut videos online – choose the start and end, keep or remove the sound and download the clip. Free, private and no watermark.

Convert MP4, MOV and WEBM videos to animated GIFs online – pick the start time, length, size and frame rate. Free, private and no watermark.

Increase the volume of MP3 and other audio files online – boost up to 400%, normalize loudness and avoid distortion with a soft limiter.

Test your webcam and microphone online before Zoom, Google Meet or Teams calls – see resolution, FPS and mic level.

Play white, pink or brown noise online for sleep, focus and studying – with volume control, sleep timer and gentle fade out.