29 December 2020: Updated the Pokémon icon sprite sheet so that the Crown Tundra Pokémon show up.
If you're a numberphile, this article about how this app calculates EVs may be of interest to you.
11 July 2020: Added a new survival calculator mode into this app. You can now make EV calculations to survive specific attacks. This feature is currently in beta, so if you find any bugs, please contact us using the form here. If the bug is legitimate, your name will be listed as a contributor in a future update. To access the old calculator, please click here.
App begins below advertisement: