What are some alternatives?
When comparing Review Command and Mockuuups Studio, you can also consider the following products
Placeit - Generate realistic product shots in seconds
Launchkit - LaunchKit is a collection of simple, useful tools for people who create mobile apps.
Smartmockups - Create product screenshots with just a few clicks, for free
Celery Project - Celery is an asynchronous task queue/job queue based on distributed message passing.
Magic Mockups - Place your product screenshot in real-life environment.Free iMac and iPad mockups ... read more.
mockDrop - Is a webapp for creating free device mockups including your screenshots.