What's New

This version is compatible with MAC system.

App Description

Double Bass Tuner, so you can easily use the mobile phone to do tuning for your double bass, supports a variety of tunings style: four-string double bass, extended four-string double bass and five-string double bass. Easy to use, precise instructions, it is your powerful double bass partner.

When you pluck at the string of your musical instrument, it can automatically measure the pitch of the string, and through a variety of methods to indicate the accuracy of the pitch; addition, it can issue the standard sound of the strings, for you to tune through listening.

Pitch indication accuracy 0.2 cents, A4 standard note adjustment range of 430 to 450Hz, accuracy 0.1Hz.

iPhone Screenshots

(click to enlarge)

Double Bass Tuner screenshot 1 Double Bass Tuner screenshot 2

iPad Screenshots

(click to enlarge)

Double Bass Tuner screenshot 3 Double Bass Tuner screenshot 4

App Changes

  • August 16, 2017 Initial release
  • June 14, 2019 New version 1.2
  • August 17, 2019 New version 1.3
  • August 17, 2019 Price increase: $1.99 -> $2.99
  • September 29, 2021 New version 1.4