For guitar fans that have a refined ear, it's possible that the following utility is a truly useful tool that will simplify many things when playing a guitar.
Free Guitar tuner is an excellent guitar tuner, for acoustic as well as electric, that enables you to keep your instrument in tune.
It works very simply: select the virtual chord and the programme emits the tone that corresponds to that cord through the computer speakers, and if you have a musical ear, you'll be able to copy the adjusted chord.
This excellent application has a truly simple interface that enables you to tune a guitar, chord by chord.
If you don't have your own tuner, Free Guitar tuner will let you tune free with the highest quality.