"Yarn for Hacker News" can both comment and post from Android devices. And using the browser share bottun, you can post stories to HN. Also can open comment l

"Yarn for Hacker News" can both comment and post from Android devices. And using the browser share bottun, you can post stories to HN. Also can open comment links from other apps. It's very useful, but only hope it would be able to change font size. https://play.google.com/store/apps/details?id=au.com.timmutton.yarn https://play.google.com/store/apps/details?id=au.com.timmutt...