To buy gold while visiting the vendor, tap the weapons icon on the right side of the screen, then press the $ icon at the bottom of the pop-up window.
To buy gold in game, hit the pause button (top right), press the Armory or Skills icons, attempt to upgrade a weapon/item and press the Buy Gold button. Available prices are:
2,500 Gold Pieces- $0.99
10,000 Gold Pieces- $2.99
30,000 Gold Pieces- $4.99
100,000 Gold Pieces- $9.99
Tactical, beautiful, and wholly unique, the GOTY-winning sci-fi RTS returns with Homeworld 3. Assume control and battle through fleet combat in dazzling, fully 3D space while the award-winning story unfolds on a galactic scale.