Thank you click the help link.And now I will introduce the Easy Audio Trim.This app is easy to use,almost all of them do not need manual.But I will show some pictures introduction the app.
1.Open the app the window like this picture.
You can use two ways import the audio.One way click the button of the upper left.
another way drag the audio to gray area.
2.If the audio import success you will find the window changed like this
The green area in waveform area is you will trim area.You can adjust the area size like this
3.If you audio is too long,you can use zoom in function like this picture.This function in version 1.1.0.
4.You can preview the trimmed audio or all audio like this picture
5.If you trimmed finish you can export the trimmed audio like this picture
Export end you can preview trimmed audio file
If the audio file can playing,congratulation to you.You can use the trimmed audio file to ringtone or any other way.
6.Add delete selected range function in version 1.2.0.Now you can save selected range or delete select range.Like this.
If you has any question,you can contact me with Email: email@example.com