WiDi - Miracast Screen Sharing & Screen Mirroring is described as 'WiDi provides the Miracast to displaying screencasting feature. Miracast is a technology, which allows you to quick connect and mirror your smartphone on the TV screen' and is an app in the Office & Productivity category. There are four alternatives to WiDi - Miracast Screen Sharing & Screen Mirroring for a variety of platforms, including Mac, Windows, Kodi, Android and Android Tablet. The best alternative is ApowerMirror. It's not free, so if you're looking for a free alternative, you could try Desktop Mirror or MKMirror.
ApowerMirror is a wireless screen mirroring app that allows fluent streaming of your Android or iOS devices to any Mac or Windows computer. It can also control Android devices from PC with mouse and keyboard.
* Turn your Mac into an AirPlay Receiver * Mirror anything from your iOS devices to your Mac desktop Send iOS device screens to your laptop or desktop(Windows/OSX) Everything you do on your iOS device is wirelessly streamed to your MAC in real-time!
MKMirror allows you to mirror your Desktop, built-in Camera, video and audio devices to Smart TVs and mobile devices. MKMirror uses HTTP Live Streaming (HLS) protocol, an adaptive bitrate streaming communications developed by Apple Inc.