sgd to idrCheck live exchange rates for 1 SGD to IDR with our SGD to IDR chart. Exchange Singapore dollars to Indonesian rupiahs at a great exchange rate with OFX. SGD to IDR trend.1 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