"Playing the guitar is fun, but tuning it is a pain ..." G-Tuner will surely be the best tuner for players who think so. In many tuner applications so far, the indication tends to be unstable due to noise, which prevents the smooth tuning. G-Tuner greatly reduces the influence of noise by our pitch detection technology specialized for the microphone input, and it makes players free from the frustration. And also about basic performances such as accuracy and responsiveness of indication, we have