Overcast for Mac (unofficial) is described as 'Unofficial Overcast for Mac is simply the Overcast website wrapped within Electron, restyled so it feels a bit more native to the desktop'. There are more than 50 alternatives to Overcast for Mac (unofficial) for a variety of platforms, including iPhone, Android, Online / Web-based, iPad and Android Tablet. The best alternative is Pocket Casts, which is free. Other great apps like Overcast for Mac (unofficial) are AntennaPod (Free, Open Source), gPodder (Free, Open Source), Podcast Addict (Freemium) and CPod (Free, Open Source).
A free and open source podcastmanager for Android, allowing you to subscribe to podcasts (via iTunes database & OPML), automatically download episodes using powerful mechanisms and listen to them the way you like (speed, balance adjustments, etc).
gPodder downloads and manages free audio and video content ("podcasts") for you. Listen directly on your computer or on your mobile devices. Available for Linux, FreeBSD, Windows, Mac OS X and mobile devices like the Nokia N810, N900 and N9.
Listen on demand to your favorite news, comedy, sports and talk radio shows on your phone or tablet. Discover interesting episodes and amazing listening from over 25,000 shows. Change the way you listen to radio.
Podcasts is an amazing way to discover, subscribe to, and play your favorite podcasts. Explore hundreds of thousands of free audio and video podcasts in the Featured tab, or browse Top Charts to see what's hot right now.