Apps like d20 Attack Calculator

Here are some great alternatives to d20 Attack Calculator by Hapero.fi :
CritDice - Dice Roller
CritDice - Dice Roller
★4.7
RPG Dice Roller - Original
RPG Dice Roller - Original
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Dice Roller - Dicely!
Dice Roller - Dicely!
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Roll Tracker - Dice D20
Roll Tracker - Dice D20
★3.8
Roll My Dice: Custom Dice
Roll My Dice: Custom Dice
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RPG Dice Roller
RPG Dice Roller
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Mighty Dice
Mighty Dice
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Risk Battle Simulator
Risk Battle Simulator
★4.5
WH40K: Dice Companion (Pro)
WH40K: Dice Companion (Pro)
★4.5
DnDice - 3D RPG Dice Roller
DnDice - 3D RPG Dice Roller
★4.3
Xd6 - Dice Roller
Xd6 - Dice Roller
★3.7
d20 Character Sheet
d20 Character Sheet
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Dice Roller!
Dice Roller!
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Roll the Dice & Coin Flip
Roll the Dice & Coin Flip
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Delve: through the dungeons
Delve: through the dungeons
★3.3
HERO System Mobile
HERO System Mobile
★4.2