Simplex
Visualr offers Free Trial, but Observable does not.
Observable is designed for Individuals, Medium Business and Small Business.
Visualr is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Observable Starts at $9/User/Month whereas for Visualr Starts at $1,999 when Billed Monthly.
Some top alternatives to Observable includes CodePen, Visualr, ibi Analytics Platform, Instadeq, Dashana, Ideata Analytics, Vizician, Zoomdata and Vizydrop.
Some top alternatives to Visualr includes Entrinsik Informer, Sisense, Microsoft Power BI, Dundas BI, SAS Business Intelligence, Panintelligence, WovVBI, ibi Analytics Platform, Easy Insight and dataSights.