Everything I've built — calculators & tools for Lost Ark, League, and personal finance, in one place. Bookmark it.
Score any accessory by its real % damage gain and see what it's actually worth. The model behind “The Math Behind Accessories.”
Cut / fuse / throw pipeline tables, plus a screenshot advisor that tells you the best move on any processing screen — scored in real % damage.
Ranks every stronghold craft by net gold, gold/hour, and ROI from live market prices. A faithful copy of loa-buddy's profit math.
Every market item ranked by how far its current price sits below a robust 14-day fair value — spot the buys. Companion to the crafting calculator.
Every raid ranked by real rDPS per Combat Power — gate by gate, difficulty by difficulty — pulled live from lostark.bible. See which specs actually top the charts.
Live multiplayer watch-party bingo for LOA ON broadcasts — personalized 5×5 cards, real-time marking, and a shared leaderboard.
A rundown of the announcements and reveals from the LOA ON 2026 Summer showcase.