This simple resource displays text and allows you to tap words to hide them.
You can then tap hidden words to reveal them:
Revealed words are highlighted yellow.
Tap them again to remove the highlighting.
Swipe left or right to move to the previous or next item:
Tap the bar across the bottom of the screen to jump to a specific item:
You can automatically hide random words throughout the whole of the content by opening the menu and pressing the Auto Hide button: