Yes, both IntelliJ IDEA and Perfecto offer a Free Trial.
IntelliJ IDEA is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Perfecto is designed for Large Enterprises, Medium Business and Small Business.
The starting price of IntelliJ IDEA begins at $41/User/Month when Billed Yearly, while pricing details for Perfecto are unavailable.
Some top alternatives to IntelliJ IDEA includes Codeanywhere, PaizaCloud, Eclipse Che, Visual Studio IDE, Koding, CodeTogether, Flutter, Codefile and Pseudocode Editor.
Some top alternatives to Perfecto includes BrowserStack, LambdaTest, Sauce Labs, TestingBot, Endtest, ProdPerfect, Cypress.io, Testim, QATTS and ZAPTEST.