sgd to idrAs of 15:00PM UTC , one singapore dollar equals Rp12,648.02 (twelve thousand six hundred forty-eht rupiahs). We use the mid-market rate for SGD to IDR conversion. The current exchange rate is 12648.0167. Indonesian1 SGD = 12,719.999218 IDR May 21, 2025 05:45 UTC. Check the currency rates against all the world currencies here. The currency converter below is easy to