American Go E-Journal

“As we all know, practicing your reading is one of the best ways to get stronger,” writes programmer Tim Kington. “To that end, the popular program GoGrinder has just been released for iPhone and iPod Touch. Now you can have thousands of go problems in your pocket and fit a little practice in whenever you have a few minutes to kill. GoGrinder uses problems in SGF format, and is the only app that lets you add your own problem sets.” The iPhone and iPod Touch versions of GoGrinder are available in the iTunes store.