This app is for everybody who wants to know how much the CP of your Pokemon will increass after evolving. Simply pick your Pokemon, enter your current CP and the app will tell you how much of an increase is possible.
Now with a lucky egg XP calculator aswell as an upgrade CP calculator. It's even possible to display strengths and weaknesses of Pokemon.
Big update: We've added an IV calculator in our latest release.

From version Evolution Calc for Pokemon GO 2.5:

Fixed Fairy Pokemon
Disabled fullscreen ads

All versions