Free Gem Collecting ( Without ) Purchase!
1. DO COMBAT WORLD EVERY DAY
Try to do Combat World daily ~ minimum 3 fights.. If possible, use Rare Hybrids, Legend Dragons or Pure Dragons.. They are stronger than Basic Element Dragons and Basic Hybrids.. You need to win as often as possible, in order for this tip to work..
2. DO STADIUM EVERY DAY
Try to do stadium every day ~ minimum once, if possible twice.. Use your strongest Dragons, such as Rare Hybrids, Legend Dragons, and Pure Dragons..
3. DON'T SPEND YOUR GEMS UNADVISEDLY
Do NOT buy unnecessary things that cost Gems!
Don't buy: Dragon eggs that cost Gems, Ultra Breeding Tree ( unless you are at least level 35 ), decorations that cost Gems, expansions that cost Gems ( unless it's another island ), anything from "Treasure" tab, speeding up, Hatchery upgrades ( unless you are at least level 35 ), Dragon Potion spells, Black Market boxes, Side Games etc..
You need to buy Master Temple ( 25 Gems ), because it's necessary for you to level up your Dragons and continue game progress ( when you reach level 35 ).. Also, you need to buy more islands ~ you won't have enough space on one island forever..
4. HATCH CERTAIN DRAGONS
Always keep an eye on the Dragon Book ~ there you can get free Gems just by having certain Dragons.. Hatch those Dragons, and you'll get more free Gems..
5. LOGIN EVERY DAY
Login to the game every day, even if you stay just for 5 seconds! Collect daily bonus! Every 5th day you'll get free Gems..
6. LOGIN EVERY MONDAY
You'll get special chance to get 5 more free Gems.. Always try opening the blue bag..
7. BE ACTIVE IN THE GAME
Each level up brings you Gem bonus, so be active in the game..
8. FINISH CERTAIN GOALS
Certain Goals have Gem rewards.. ( Finish those first! )