Yes, both Grafana and AlertOps offer a Free Trial.
Grafana is designed for Large Enterprises, Medium Business and Small Business.
AlertOps is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Grafana Starts at $49/Month whereas for AlertOps Starts at $5/User/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 AlertOps includes Freshservice, PagerDuty, Opsgenie, VictorOps, YetiCloud, Spike.sh, Zenduty, Incident.io, StatusCast Incident Management, PagerTree and Kintaba.