PIE
3 letters✓ Scrabble US (TWL)✓ Scrabble UK (SOWPODS)✓ Words With Friends
5
Scrabble points
6
WWF points
Letter breakdown
p3 pts
i1 pts
e1 pts
Base Scrabble values — premium squares multiply the total.
Words you can make from PIE's letters
From the TWL dictionary. Use the unscrambler for the full list with all dictionaries.