Yes, both Logstash and Flatly offer a Free Trial.
Logstash is designed for Large Enterprises, Medium Business and Small Business.
Flatly is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Logstash Starts at $16/Month whereas for Flatly Starts at $19/User/Month.
Some top alternatives to Logstash includes Elasticsearch, Etlworks Integrator, Splunk Enterprise, Matillion ETL, Fivetran, K3, Datagaps ETL Validator, Etleap, Optimus Mine and ETLrobot.
Some top alternatives to Flatly includes Etlworks Integrator, Matillion ETL, Fivetran, Blendo, Panoply, Flex.io, Hevo, Datagaps ETL Validator, Etleap and ETLrobot.