1. I sure do want to hook my Chromebook to my active pickup, to reject room noise.Lot's of features, I use it for guitar, banjo, concertina and piano.
2. $3 for the full version and cheap at the price.Using to tune my guitar... Can't ask more for free without ads! ThanksBeen using this for years.
3. Came for 432 Hz tuning, stayed because it's the bestI'm looking for a way to see my mouth whistle tones without instrument.
4. nice balance between speed & sensitivity.
5. Thanks for this app.