What Is Toto 4D? Toto 4D is a lottery game run by Singapore Pools. This company is responsible in the country for all lottery operations, including raising funds for charitable and social causes. Every Wednesday Saturday and Sunday draws are held. The options for players include System Entry and iBet. https://sports-toto34496.livebloggs.com/36403813/10-quick-tips-to-sport-toto-official-website