If you’d like an app that enables you to create and collaborate, publish and broadcast presentations from any device, quickly and easily, Zoho Show free online presentation software may be for you.
It offers many different themes and has a contextual user-focused interface that guides you through authoring slides, and it has animations and transitions to help set the tone of your presentation for your particular audience.
Zoho Show is available for Apple and Android and is compatible with PowerPoint. Find more information online here https://www.zoho.com/show/ or download Show from iTunes or the Google Play store.