Sandglaz: http://www.sandglaz.com http://www.sandglaz.com I'm the Co-Founder and we use it ourselves internally as well. It's a freemium model (so there is a fr

Sandglaz: http://www.sandglaz.com http://www.sandglaz.com I'm the Co-Founder and we use it ourselves internally as well. It's a freemium model (so there is a free version and a paid version). The paid version is 50% off until end of January.