Sentinels Sidekick

"Sentinels Sidekick is a digital companion for Sentinels of the Multiverse and Sentinels of Earth-Prime, designed to streamline gameplay and organization. It tracks hit points, effects, and modifiers for heroes, villains, and environments on a single iOS device or synced with friends' devices. Play with all core heroes, villains, and environments for a smooth, paperless gaming experience."