Memory issues on your device, usually cause a game freeze/crash. The best way to fix these issues is to restart your device, which clears the memory (this will not cause any loss of data).
Sometimes, mobile devices experience a weak Internet connection. After completing a purchase, the server needs to send back a PURCHASE OK message, which confirms that your payment was successful. If you lose Internet connection when this message is sent, your purchase may not be processed. If this happens please complete the following steps:
Yes, it will be lost when the application is deleted or the phone restored to factory settings.
Some levels can be extremely challenging and can take a many tries to overcome it. Don’t give up!
You begin the game with 5 lives. This number can increase after completing advanced levels. You can lose life by losing a level or by leaving a game in progress. If you lose a level several times you risk losing all your lives and you can either refill the lives for 25 gold bars or you can wait for refill at a rate of one life every 30 minutes.
By buying Gold you do not purchase the game, you just get gold that you can use for moves/time/life. This game uses in-app-purchases. By buying Gold you have not bought the game, just a consumable that can be used inside the game. You can read more about this on http://www.webopedia.com/TERM/I/in-app_purchase.html.
Gold is the premium currency of the game. You can use it to get more moves or more time. You can also purchase more lives so you do not have to wait for it to regenerate over time.