This is the audio player which can go back sentence by sentence.

"Go back to previous sentence!" is audio player designed for language learning.

When you study foreign language, you often want to repeat the sentence you now hearing.

This app is do that. Just press LEFT ARROW button and you'll here the sentence again.

When silence section is longer than some threshold, this app treats that silence section as separator of sentences.

Reading audio file and analysing the sound intensity, then split sentences by silence section.

Then go back to those silence section, i.e. sentence separator.

You press LEFT ARROW button once, you hear the same sentence again.

If you press twice, you can go back to the last sentence. If you press three times, the second last, and so on.

You can customise the threshold of sound intensity and silence duration for sentence separator.

This app supports Bluetooth audio headset controller and operate all normal operation only with remote controller.

If you have a headset, you can operate audio without looking up from textbook.

This app use software library Otto. For further note, please check About menu.