Yes, both Splunk Enterprise and Wdata offer a Free Trial.
Splunk Enterprise is designed for Large Enterprises and Medium Business.
Wdata is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Splunk Enterprise begins at $150/Month, while pricing details for Wdata are unavailable.
Some top alternatives to Splunk Enterprise includes Reveal, Sprinkle Data, Data Monkey, Knarr, Iteratively, Splunk Cloud, Easy Insight, dataSights, Squirro Service Insights and Data Suisse.
Some top alternatives to Wdata includes Worksheet Systems, Semantic Fact, Data Monkey, data.world, Iteratively, Minitab Connect, Dashworks, Informatica Cloud Data Quality, Wdesk and Dataform.