Yes, both Grafana and Zoho Analytics (Zoho Reports) offer a Free Trial.
Grafana is designed for Large Enterprises, Medium Business and Small Business.
Zoho Analytics (Zoho Reports) is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Grafana Starts at $49/Month whereas for Zoho Analytics (Zoho Reports) Starts at $24/Month when Billed Yearly.
Some top alternatives to Grafana includes iDashboards, DataHero, Databox, Klipfolio Dashboard, Prometheus, Splunk Cloud, SensorCloud, Chartbrew, SharpDash and Quickmetrics.
Some top alternatives to Zoho Analytics (Zoho Reports) includes iDashboards, Entrinsik Informer, Sisense, Tableau, Dundas BI, SAS Business Intelligence, Panintelligence, WovVBI, ibi Analytics Platform and Zoomdata.