[Step by step] From downloading sound file to repeat playback on iphone

 [Step.1] Install "Offline Music Player" on your iPhone

[Step.2] Visit the designated page and click the arrow on the right hand side of the audio player.

[Step.3] Click the 3 dots in the lower right corner then select "Open in browser"

 

[Step.4] Click the three dots in the upper right corner, and a white drop-down menu will appear.

[Step.5] In the white drop-down menu Select "Open in..."

[Step.6] Select App "Offline Music Player"

[Step.7] Select the designated sound file saved in Offline Music Player

[Step.8] While playing the sound file, click the circle in the lower left corner

[Step.9] Select "Repeat One", then it'll paly a loop.