Yes, both SimilarTech and ZoomInfo SalesOS offer a Free Trial.
SimilarTech is designed for Large Enterprises, Medium Business and Small Business.
ZoomInfo SalesOS is designed for and undefined.
The starting price of SimilarTech begins at $12,000/Year, while pricing details for ZoomInfo SalesOS are unavailable.
Some top alternatives to SimilarTech includes ZoomInfo SalesOS, ZoomInfo, ImagineSales, SalesIntel, InsideView, Intricately, Zint, SalesIntelligent, InsightSquared, Visual Visitor Sales Intelligence and Gluescreen.
Some top alternatives to ZoomInfo SalesOS includes ZoomInfo, SalesIntel, InsideView, LinkedIn Sales Navigator, Zint, Ampliz Salesbuddy, SalesIntelligent, ZoomInfo Engage, Visual Visitor Sales Intelligence and SellX.