I mostly use floydhub for its ease of use. Colab from google lets you train over GPUs for upto 12 hours for free, However it takes a while to setting things up

I mostly use floydhub for its ease of use. Colab from google lets you train over GPUs for upto 12 hours for free, However it takes a while to setting things up esp pytorch and I'm not a fan of the UI.