Yes, both DevKit and IntelliJ IDEA offer a Free Trial.
DevKit is designed for Freelancers, Medium Business and Small Business.
IntelliJ IDEA is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for DevKit Starts at $10/Year whereas for IntelliJ IDEA Starts at $41/User/Month when Billed Yearly.
Some top alternatives to DevKit includes IntelliJ IDEA, Codeanywhere, Visual Studio IDE, Koding, CodeinCloud, CodePen, CodeTogether, Pseudocode Editor and Tailwind Builder.
Some top alternatives to IntelliJ IDEA includes Codeanywhere, PaizaCloud, Eclipse Che, Visual Studio IDE, Koding, CodeTogether, Flutter, Codefile and Pseudocode Editor.