WoWS Assistant is a tools app by Vitaly Rabinouski with 10,000+ downloads (about 25K estimated). +8 installs in the last 7 days. Rated 3.1 from 399 ratings. Released Nov 22, 2017. Install growth, rank history, SDKs and ad networks.
From the store listing: “An unofficial application for displaying statistics of World of Warships players”