Contact
Get in Touch
Found an error in a character's data? Have a team you want analyzed? Want to report a bug in the calculator? We read everything — reach out through any channel below.
erquickcalc@gmail.com — best for data corrections, bug reports, and partnership inquiries. We usually reply within a few days.
Discord Community
Live discussion of ER builds, team simulations, and calculator updates with other players.
r/ERQuickCalc — share your team's ER results and read community guides.
Support on Ko-fi
ER QuickCalc is a free, solo-built fan tool. If it saved you hours of spreadsheet math, a coffee keeps it updated.
ER QuickCalc is an unofficial fan project, not affiliated with HoYoverse. For official Genshin Impact support, contact HoYoverse directly.