Simulate apis with multiple response variations to check how your page looks like with different responses.
Throttle apis, you can check the page behaviour if api response is slow for the user.
Public url, you can share the public url for the api with others.
Easy integration kit with any technology with easy steps.
Visitor Prioritization, when your application is in maintenance mode or want to block an api for users, you can check the behaviour through this feature.
NPM package client side integration with very minimal effort.