sgd to idrOur currency converter will show you the current SGD to IDR rate and how it’s changed over the past day, week or month. Are you overpaying your bank? Banks often advertise free orDownload Our Currency Converter App ; 1 SGD, 12,713.10000 IDR ; 5 SGD, 63,565.50000 IDR ; 10 SGD, 127,131.00000 IDR ; 20 SGD, 254,262.00000 IDR.