All tools
Audio format convert
Convert audio files to mp3 / wav / m4a / ogg / flac. ffmpeg.wasm picks an encoder based on the chosen extension and re-encodes the file entirely in your browser. Supports batch processing and a single ZIP download.
audioconversion
Related tools
Voice recorder
Record from your mic and download as MP3 / WAV. Everything runs in your browser.
audiorecordingmedia
PDF to PNG
Upload a PDF and convert each page to PNG. Save pages individually or download all as ZIP. Runs entirely in your browser.
pdfimageconversion
Real-time transcription
Live transcribe your mic with Whisper running inside your browser. Segments split on silence, displayed as chat bubbles, click to copy. No audio or model data leaves your device. Performance and supported model size depend on your hardware (CPU / GPU / RAM).
audiotranscriptionAI