Flinto is ideal for prototyping high fidelity animations or complex interactions for web and mobile apps. Prototypes are created from existing mocks that must be imported into Flinto to get started. If you are a Sketch user Flinto has a handy plugin that allows you to import Sketch files with one click.
PROS. Easy to learn. Preview your prototype on the device as you work with live preview. Share prototypes with other ios users. Import your designs quick and easily using the Sketch plugin.
Custom create unique transitions using Transition Designer. CONS. Mac Only.
Viewer is only available for iOS. No Photoshop import.