I posted above, but starting log-store.com so I'm trying to promote it in threads without being too pushy :-)
It's in beta and free. My plan is honestly to have my pricing be free for small amounts of data, and then 50% the price of Splunk for larger data sets. Just show me an invoice, and you'll pay half!
(co-founder here) Try axiom.co - we support splunk-like query syntax, dashboards, monitors, unlimited sources/hosts/etc, and you get 500GB/mo ingest + 30 days retention on the free plan.
It's in beta and free. My plan is honestly to have my pricing be free for small amounts of data, and then 50% the price of Splunk for larger data sets. Just show me an invoice, and you'll pay half!