Singtel today announced it will offer iPhone 5s, the most forward-thinking smartphone in the world, and iPhone 5c, the most colorful iPhone yet, to customers beginning on Friday, September 20. Customers may pre-register interest today at www.singtel.com/iphoneroi. For more information please visit: www.singtel.com/iphone. For more information on iPhone, please visit: www.apple.com/iphone.