no viruses in the game, just bugs. 🙂 it's been pretty flaky lately, but that much crashing is unusual.
write down your player ID from the settings menu, then try reinstalling. if that doesn't help then it's time to contact support.
contact support through the settings menu or from here: https://portal.pixelfederation.com/en/diggysadventure/support
Scroll down and choose a category, do NOT type in the white search bar.
If there are no categories on the page, you can send an email instead: email@example.com
If you don't get a response by the next business day, check your spam folder. If there's still nothing there, you can paste your ticket # here and the mods can ask pixel to check on it. Do NOT send duplicate tickets or the spambot might eat them all!