TV4ever running on Raspberry Pi 3 ✓
TV4ever for Chrome is Dead
Google has killed off all Chrome Web Apps. Tv4ever 1.x for Chrome was a web app. It will never work again.
Buy a 100$ always on computer that'll do Multiday timer recordings and be operated from your phone or laptop.
You can see the beta and read more about it at the TV4ever labs blog post TV4ever running on Raspberry Pi 3.