Yes, both InsightIDR and Splunk Enterprise offer a Free Trial.
InsightIDR is designed for Large Enterprises, Medium Business and Small Business.
Splunk Enterprise is designed for Large Enterprises and Medium Business.
Pricing for InsightIDR Starts at $2,156 whereas for Splunk Enterprise Starts at $150/Month.
Some top alternatives to InsightIDR includes LogPoint, Splunk Enterprise, Splunk Cloud, Easy Insight, Qualified, Microsoft Sentinel, Workvivo, Netsurion EventTracker, SentinelAgent, Logi Analytics, NeQter Labs and InsightOps.
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.