Free online Audio & Video Tools
Compress, convert, trim and resize video, extract or change audio, add subtitles and transcribe speech to text in 90+ languages.
13 tools · 0 run entirely in your browser · no sign-up
Audio
- Change VolumeBoost, lower or normalise loudness.
- Compress AudioSmaller audio files at a chosen bitrate or target size.
- Convert AudioMP3, WAV, FLAC, AAC, OGG, M4A — any to any, with bitrate control.
- Extract Audio from VideoPull the soundtrack out of a video.
- Transcribe Audio / Video (AI)Speech to text with SRT/VTT subtitles in 90+ languages.
- Trim / Merge AudioCut a section, join several clips, fade in and out.
Video
- Add SubtitlesBurn in or embed SRT/VTT subtitles.
- Compress VideoCompress to a target size (e.g. WhatsApp 16 MB) or a quality level.
- Convert VideoMP4, WebM, MOV, MKV — with codec and quality presets.
- Extract Video FramesEvery Nth second or a single timestamp as JPG or PNG.
- Mute VideoRemove the audio track.
- Resize VideoChange resolution or crop for vertical, square or widescreen.
- Trim VideoCut a clip without re-encoding where possible.