ON-DEVICE AUDIO
FREE SINGING TOOLS
One clean tool for each practice question
Test your range, identify a sung note, play a reference tone, inspect formants, or keep tempo. Every tool runs in the browser without an account.
Microphone analysis stays on this device. Audio is not uploaded.Free online vocal range test
Measure your lowest and highest repeatable notes and see the span in semitones and octaves.
Open tool →02Free online pitch detector for singing
See the note, frequency, confidence, and cents offset while you sing.
Open tool →03Online tone generator for singers
Play an exact musical note for matching pitch, interval work, or vocal warm-ups.
Open tool →04Online formant analyzer for voice
Estimate F1, F2, and F3 while comparing vowels at the same pitch and microphone position.
Open tool →05Free vocal metronome
Keep scales, breath pulses, onsets, and repetition drills at a consistent tempo.
Open tool →