Audio
Tools 49 to 66 of 66 in this category. Search and filters live on the category page.
Opus to MP3 Converter
Convert Opus audio to MP3
Convert Opus audio to MP3. Free, in your browser, no upload.
Opus to WAV Converter
Convert Opus audio to WAV
Convert Opus audio to WAV. Free, in your browser, no upload.
Piano Tuner
Identify any note by ear
Tune your piano or keyboard using your microphone, live in the browser. Free, no app, no sign-up.
Sound Test
Test speakers or headphones: left, right, bass, sweep
Test speakers or headphones: left, right, bass, sweep. Free, in your browser.
Speaker Test
Test each speaker, including 5.1 and 7.1 surround
Test each speaker, including 5.1 and 7.1 surround. Free, in your browser.
Tone Generator
Online frequency generator, 1 Hz to 22 kHz
Online frequency generator, 1 Hz to 22 kHz. Free, in your browser.
Ukulele Tuner
Tune a ukulele (GCEA)
Tune your ukulele using your microphone, live in the browser. Free, no app, no sign-up.
Violin Tuner
Tune a violin (GDAE)
Tune your violin using your microphone, live in the browser. Free, no app, no sign-up.
Voice Memo Merger
Join voice notes into one
Join multiple voice notes into one MP3, in order, without installing anything.
Voice Note Converter
Convert voice notes
Convert voice notes, voice memos, WhatsApp audio, and recordings into MP3 locally.
Voice Recorder to MP3
Record voice to MP3
Record microphone audio in the browser and export the take as MP3 locally.
WAV to FLAC Converter
Convert WAV audio to FLAC
Convert WAV audio to FLAC. Free, in your browser, no upload.
WAV to M4A Converter
Convert WAV audio to M4A
Convert WAV audio to M4A. Free, in your browser, no upload.
WAV to OGG Converter
Convert WAV audio to OGG
Convert WAV audio to OGG. Free, in your browser, no upload.
WebM to MP3
Convert WebM to MP3
Pull the audio out of a WebM as an MP3, with no upload.
WebM to WAV Converter
Extract WAV audio from a WebM video
Extract WAV audio from a WebM video. Free, in your browser, no upload.
WMA to MP3 Converter
Convert WMA audio to MP3
Convert WMA audio to MP3. Free, in your browser, no upload.
WMV to MP3 Converter
Extract MP3 audio from a WMV video
Extract MP3 audio from a WMV video. Free, in your browser, no upload.