@canghun13

Products

Recent activity

Just launched DIYCalcKit — free home improvement calculators for US homeowners

built a free energy & carbon calculator site — day 1 report

GPA Vault – Free GPA & Student Loan Calculators for College Students

I built a free cooking calculator site — here's what I learned in week one

PetPawCalc — Free pet calculators that actually give specific answers (dog age, calories, pregnancy, costs)

See all activity →