Neither Postman nor Stoplight offers a free trial.
Postman is designed for Large Enterprises, Medium Business and Small Business.
Stoplight is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Postman Starts at $12/User/Month when Billed Yearly whereas for Stoplight Starts at $99/Month.
Some top alternatives to Postman includes Apigee Edge, WSO2 API Manager, SwaggerHub, API Fortress, BlazeMeter, TestMace, Insomnia CLI, Meta API, RestCase and Dapi.
Some top alternatives to Stoplight includes Postman, MuleSoft Anypoint Platform, WSO2 API Manager, RepreZen API Studio, SwaggerHub, APITree, Apitive Studio, Mocklets, Meta API and APIToolkit.