Yes, both Unomaly and Splunk Enterprise offer a Free Trial.
Unomaly is designed for Freelancers, Medium Business and Small Business.
Splunk Enterprise is designed for Large Enterprises and Medium Business.
The starting price of Splunk Enterprise begins at $150/Month, while pricing details for Unomaly are unavailable.
Some top alternatives to Unomaly includes Panther, HashiCorp Vault, ServerProtect for Linux, VMware AppDefense, Cisco ACI, Symantec Data Center Security, Symantec DLP, Check Point DLP, Splunk Enterprise and Splunk Cloud.
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.