4 ms·iPhone 4 here, smooth and addictive despite the 20 secs it took to load ( wifi )by joakin 16y agoiPhone 4 here, smooth and addictive despite the 20 secs it took to load ( wifi )rufo 16y agoIt's a bit choppy on my iPhone 4, but it does work just fine for me. Choppy, but playable.Twisol 16y agoConsidering the last three parent comments are using an iPhone 4, the diversity of performance reports astounds me.