What it calculates
Base Power × (1 + 0.05 × friends)
Enter values visible in your current server. The result is an estimate for comparison, not a hidden game-data claim.
Friend Power Boost Calculator
Estimate Power from the official +5% per friend wording.
Friend boost estimate
Enter your base Power and friend count. This estimate applies 5% of base Power per friend; it does not assert a game cap or stack order.
Boost guide
Read the verified wording and stacking caveat.
Premium calculator
Estimate the separate +10% benefit.
Power upgrades
Compare every evidenced Power route.