Version 1.3.4

Version 1.3.4 was first released in 2015, and added Game Modes on Android, as well as a few other changes. (On iOS, this was added in Version 1.3.0.)

Changes from 1.2.x
Added three new game modes on iOS:
 * Training Mode
 * Zen Mode
 * Mayhem Mode

Changes from 1.3.3
Please expand this article.