I purchased some Crystals. The money was deducted from my account, but I didn't receive any Crystals.

Try restarting the game by removing it from the Apps tray and launching it again. If you use an iOS device, double pr...
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I can't purchase Crystals. Why?

If you use an iOS device and you can't purchase Crystals due to the "Bank unavailable" error, make sure tha...
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My Crystals disappeared! Where are they?

Crystals won’t disappear from your Sector. You can use them to purchase Troops, construct buildings, or make improvem...
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How do I send resources to the bunker?

While there is no limit to the number and type of units that can be secured in the Bunker, the amount of Resources th...
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I can't send Resources to my friend. Why?

You have almost certainly come across one of the following limits:- The Resources flow limit for incoming and outgoin...
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How do I increase my Credit production rate?

Upgrade your Vaults and Bank to gain more Credits. Constructing the Financial Corporation will also increase your Cre...
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Where are my crystals for completing missions/achievements?

All crystals for completing missions and achievements are added to your account automatically the moment the task is ...
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Can I send Crystals to other players?

No, you can neither send Crystals to other players, nor trade/exchange them.
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I keep running out of Credits. Why is this happening?

All Troops slowly consume Credits. You get a warning in Military Buildings if you don't have enough Credits. Go to th...
Votes: 1
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How do I get more Crystals?

You can purchase additional Crystals at the Bank by selecting the 'Bank' button in the top right-hand corner of the s...
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Why do I need Resources?

Resources are needed for:- researching/upgrading Technologies;- constructing/upgrading Buildings;- hiring Units;Upgra...
Votes: 1
Comments: 0

Why do I need Crystals?

Crystals give you extra advantages in the game. You can:  - Get a 3-day boost to your Uranium, Titanium and Cred...
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