FleetlineNaval planning bureau

Research Bureau · Captain performance

Personal Regrind Optimizer

Use your ship-by-ship average XP to find the research line that should take the fewest battles to regrind.

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Captain performance

Player lookup

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XP modifiers1.50× XP

Choose one booster. Premium and Clan bonuses stack separately with it.

Credit cost
Estimation model

Every stage stands alone

Next-ship and mandatory module XP are divided by the average XP of the ship that earns them, then rounded up.

XPRandom battlesHistorical API average
≈Opt-in fallbackSame tier and type
XCollection battleOne Tier X battle
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#1—Fastest complete line—
⚔—Estimated battles
RP—Best RP per battle—
✓—Rankable lines
Nation
Ship types
RoutesRoutes will appear after the encyclopedia loads.
Select a captain to calculate personal rankings.Random Battles · Tier I–X
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Personal regrind rankings

Highest Research Points per battle first

—Rankable lines
—Incomplete lines
Search a captain or connect your Wargaming account to begin.