Fast money and gems
Change to date on your phone to return back to original date you must go 2 days forward open game DO NOT COLLECT MONEY then after game opens set your date to normal plus when going ahead in date check your mail you will receive several 5 gem letters also level farm to level 3 and the item that costs 150000 takes 1 minute instead of 24 hours.
Unlimited Gems Glitch
Plant anything and or upgrade a habitat that go to ur settings and change the time up a couple of years than go back to dragon mania and click on the farm that u planted or the habitat that u upgraded and click speed up it will say to speed up with -7133048 gems click speed up and ull ern all those gems but ull have to do the time thing 3 or 4 times for it to work.