Easy Dice is an RPG dice rolling app. It is available for Android and iOS devices featuring the following:
Variety of die types: D4, D6, D8, D10, D10x10, D12, D20
Choose which dice to roll together. For example a D4 with two D8.
Re-rolling of dice. Tap dice to select which ones will roll and which ones will stay.
Adding up. Sums all the die face values.
Die sets: keep dice sets for later.
No special permissions required.
Improving performance when rolling dice and switching sets.