gStrings is a chromatic tuner application measuring sound pitch and intensity.

It will let you tune any musical instrument (violin, viola, violoncello, bass, guitar, piano, wind instruments, your own voice/singing).

Features include:
1. multiple built-in instruments and tunings,
2. support for user-defined custom tunings,
3. a long list of built-in temperaments (just, pythagorean, meantone, comma, etc.),
4. support for user-defined custom temperaments,
5. orchestra tuning (shifting/redefining tone frequencies),
6. pitch pipe,
and many more.

If you were looking for a guitar tuner, try it!

(*) the INTERNET permission is used for ads only.

(**) most of the historic temperaments were included courtesy of NetCat AG.

From version Tuner - gStrings Free 2.3.4:

Maintenance release with updated libraries and bugfixes.

Variant
Arch
Version
DPI
(Android 2.3+)
Latest: 2.1.0 on April 12, 2016
(Android 4.1+)
Latest: 2.3.4 on February 2, 2022
All versions
Tuner - gStrings Free 2.3.4
February 2, 2022

Version:2.3.4

Uploaded:February 2, 2022 at 11:50AM UTC

File size:2.21 MB

Downloads:120

Tuner - gStrings Free 2.3.3
October 30, 2019

Version:2.3.3

Uploaded:October 30, 2019 at 6:59PM UTC

File size:3.8 MB

Downloads:511

Tuner - gStrings Free 2.3.1

Version:2.3.1

Uploaded:June 2, 2018 at 8:19PM UTC

File size:2.38 MB

Downloads:514

Tuner - gStrings Free 2.1.0

Version:2.1.0

Uploaded:April 12, 2016 at 4:48PM UTC

File size:1.61 MB

Downloads:1,244