Tool
Tuner
Guitar, bass, or anything chromatic. It listens through your microphone and tells you how many cents flat or sharp you are — no upload, no ads. Free with an account.
The tuner needs an account
The tuner is free with an account. A free account gives you exercises 1–11 of every set, the metronome, the loops and the tuner — no payment details, just an email.
Made as part of 66music — 1,254 practice exercises for guitar, piano, bass and drums.