https://terrarium-tv.me/ is the most used website to download the apk file of terrarium tv. Here is the official link to download the terrarium tv apk file, https://terrarium-tv.me/terrarium-tv-apk-download/

Download link For PC: https://terrarium-tv.me/terrarium-tv-pc-laptop-chromebook/
Download link For iOS: https://terrarium-tv.me/terrarium-tv-ios-iphone-ipad/