Late-game levels are notoriously difficult, often requiring powerful ships and upgrades that are nearly impossible to obtain without spending real money.
Is it piracy? Technically, yes. You are bypassing the monetization model the developers built to earn income. Six Foot is a small studio. If you love the game, consider playing the vanilla version for a few weeks, and perhaps buy a starter pack to support them. The is best used as a "demo enhancer"—to see if the endgame is fun before committing to a grind. Strikefleet Omega Mod Apk Unlimited Money