Hertzline

Hertzline

See your voice pitch live in Hz with your own target range, practice with guided exercises and track your progress. No gender verdicts, no account.

Support

Questions or a problem? Write to support@lichtersapps.com. We usually answer within two days. Purchases are restored in the app under Settings, subscriptions are managed in the iPhone Settings under your name.

Features

Pitch in Hz and note name, measured on your device
Humming and sliding · Holding a tone · Counting
Listen back with the pitch curve running along
Hertzline never labels your voice as “male” or “female”
No account, no ads, no tracking