Astral Wish Lab is a free, unofficial fan-made wish simulator for Genshin Impact covering character-event, weapon and standard banners, with a pity planner and a primogem planner. It needs no login, no game account and no download, and wish statistics are stored locally in your browser. It is not affiliated with, endorsed, or sponsored by HoYoverse.
Players needed a free browser wish simulator that shows pity, tracks the 50/50 and helps plan primogems without an account.