Video & Audio
Compress, convert, trim and record video and audio, and turn speech into text, in your browser without uploading anything.
Compress video
- Video CompressorCompress MP4, MOV or WebM to a target size in MB without uploading it.
- Compress Video for WhatsAppShrink a video under WhatsApp's 16 MB (or 64 MB) limit without losing the whole picture.
- Compress Video to 8 MBGet a clip under 8 MB for Discord and other strict upload limits.
- Compress Video for EmailFit a video under the 25 MB attachment limit of Gmail, Outlook and iCloud.
Convert & edit video
- MOV to MP4Convert iPhone and Mac MOV videos to MP4 that plays on Windows, Android and the web.
- Video ConverterConvert videos to MP4, WebM, MOV, MKV, AVI or GIF, copying streams losslessly when the format allows.
- Video TrimmerCut a clip out of a video by start and end time, without re-encoding when possible.
- Resize VideoChange a video to 1080p, 720p, 480p or a social size (square, 4:5, 9:16) with bars or crop-to-fill.
- Crop VideoCrop a video with a drag-and-drop box and presets for 1:1, 9:16, 16:9 and 4:5.
- Mute VideoRemove the audio track from a video without re-encoding the picture.
- Change Video SpeedSpeed a video up to 4× or slow it down to 0.25×, with pitch-corrected audio.
- Video to GIFTurn a clip of an MP4, MOV or WebM into a looping GIF with an optimised colour palette.
- GIF to MP4Convert an animated GIF into a small H.264 MP4 that plays on every phone and social app.
- Video Frame ExtractorSave a video frame as a full-resolution PNG or JPG, or extract many frames at once as a ZIP.
Audio
- Video to MP3Extract the audio track of an MP4, MOV or WebM as an MP3, entirely on your device.
- Audio ConverterConvert M4A, OPUS, OGG, WAV, WebM, FLAC and more to MP3, WAV, M4A or OGG.
- Audio CompressorShrink audio files with a bitrate, mono and sample-rate choice, and see the expected size first.
- Audio CutterCut a part of an MP3, M4A, WAV or other audio file on a waveform, with fade in and fade out.
- Ringtone MakerMake an iPhone (M4R) or Android (MP3) ringtone from any song, up to 30 seconds with fades.
- Audio Volume BoosterMake a quiet recording louder in dB, normalise its peak or its loudness, with clipping protection.
- M4A to MP3Convert iPhone voice memos and Apple Music M4A/AAC files to MP3 locally.
- OPUS to MP3Convert WhatsApp voice notes (.opus, .ogg) to MP3 you can play or share anywhere.
- WAV to MP3Convert large WAV recordings into MP3s that are about ten times smaller.
- MP3 to WAVDecode an MP3 into an uncompressed 16-bit WAV for editors, samplers and phone systems.
- FLAC to MP3Convert lossless FLAC music to MP3 for phones, cars and players that do not read FLAC.
Record & transcribe
- Screen RecorderRecord your screen, a window or a tab with system audio, microphone and an optional webcam bubble.
- Voice RecorderRecord your voice with the microphone, watch the level meter, and save as WebM, Ogg or MP3.
- Video to Text (Transcript)Turn speech in a video into a timestamped transcript on your device, then export TXT, Word, SRT or VTT. Nothing is uploaded.
- Audio to Text (Speech to Text)Transcribe MP3, M4A, WAV, OGG and voice notes to text on your device with Whisper. Timestamped, editable, exportable. Nothing is uploaded.
- Subtitle Generator (SRT & VTT)Generate SRT or VTT subtitles from a video on your device with Whisper: timed, two-line cues you can edit before downloading.
- SOP Generator from a Screen RecordingTurn a screen recording into a step-by-step guide with screenshots, then download it as PDF or Word. Runs on your device; nothing is uploaded.
Every video and audio tool on the site in one place: shrink a clip under a messaging-app or email limit, convert MOV to MP4 or any file to MP3, trim, crop, mute or speed up a video, cut a ringtone, record your screen or voice, and transcribe speech to text or subtitles.
The work happens on your device with FFmpeg and Whisper compiled to WebAssembly: the engines download once from this site, your files never do.