Singapore dollar is hard currency. Singapore dollar, also known as Singapore dollar, is the legal tender of Singapore. Singapore dollar is an internationally recognized hard currency, just like US dollar, Japanese yen, Australian dollar, Swiss franc and Canadian dollar. Singapore dollar can be divided into paper money and coins, and recently plastic paper money has been issued. Singapore dollar is a strong currency in the world and one of the investment targets of foreign exchange investors. Hard currency is the symmetry of soft currency, also known as coin.