This program can be used to compare the difference between the touch screen and screen pixels. Draw along the shown grid to see how far off your touch screen is, and whether it needs calibration or not. Read more
Use the stylus to make chains of 3 or more consecutive jewels. To cancel a chain, go back reselecting a selected jewel. You must complete the requested quota of jewels and Chains to levelup before the times runs out. Read more