Free video, audio and subtitle tools
Convert, compress, trim, merge and adjust common media files, or convert, synchronize and repair subtitle text. Supported processing runs locally in your browser without sending selected content to SolvePilot.
Video tools
Video to MP3
Extract MP3 audio from MP4, WebM or MOV video online with selectable bitrate and private processing inside your browser.
Open free tool โMP4 to GIF
Convert a short MP4 video clip to an animated GIF online with width, frame-rate and time controls in your browser.
Open free tool โVideo Compressor
Compress MP4, WebM or MOV video online using resolution and quality controls with private browser-side processing.
Open free tool โVideo Trimmer
Trim MP4, WebM or MOV videos online by exact start time and duration without uploading your private file to a server.
Open free tool โVideo Converter
Convert common MP4, WebM and MOV videos to MP4 or WebM online with resolution controls and private browser processing.
Open free tool โAudio tools
Audio Converter
Convert MP3, WAV, M4A, AAC, OGG or FLAC audio to MP3, WAV or OGG privately online inside your browser. No account or server upload is required.
Open free tool โAudio Trimmer
Trim MP3, WAV, M4A, AAC, OGG or FLAC audio online using exact start and duration controls without file uploads.
Open free tool โAudio Merger
Merge multiple MP3, WAV, M4A, AAC, OGG or FLAC files into one MP3 online with private browser processing. No account or server upload is required.
Open free tool โAudio Volume Changer
Increase or decrease MP3, WAV, M4A, AAC, OGG or FLAC volume online with private processing in your browser. No account or server upload is required.
Open free tool โWAV to MP3
Convert large WAV audio files to smaller MP3 files online with selectable bitrate and private processing in your browser.
Open free tool โMP3 to WAV
Convert MP3 audio to uncompressed WAV online for editing or compatibility using private browser-side processing.
Open free tool โSubtitle Time Shifter
Shift every SRT or VTT subtitle timestamp forward or backward online by milliseconds with preview and private browser processing.
Open free tool โMerge Subtitle Files
Merge multiple SRT or VTT subtitle files online in selected order with optional sequential timing and private browser processing.
Open free tool โSubtitle Encoding Fixer
Fix common subtitle encoding problems online by decoding SRT or VTT bytes as UTF-8 or legacy text and downloading clean UTF-8.
Open free tool โSubtitles tools
SRT to VTT
Convert SRT subtitle files or pasted captions to WebVTT online with timestamp validation and private browser processing.
Open free tool โVTT to SRT
Convert WebVTT captions or pasted subtitle text into an SRT file online with private processing inside your browser.
Open free tool โPrivate browser-based processing
Audio, video and captions can contain personal conversations, faces and unpublished work. These tools process supported content in the browser. Video and audio use a WebAssembly FFmpeg engine; subtitle utilities perform direct text and timestamp operations.
Choose the right utility
Video tools extract sound, create GIFs, compress, trim or change format. Audio tools convert, cut, join and adjust volume. Subtitle tools switch between SRT and WebVTT, shift timing, merge caption files and normalize common legacy encodings.