Using clash of clans hack is the fastest way to achieve free gems without spending cash in Playstore or Game Center. Every player in coc knows that gems are the most important in game currency. The only way you can get them for free without using any clash of clans hack tool is time-consuming. Gem boxes will take a few days or even weeks to see one in your base randomly. Sometimes if you are lucky then you might get 25 gems but upgrading resources, defense, and town hall cost more. Who would want to wait for months or even years just to get hundreds of gems?