The only interactive Jackdaw ship upgrade calculator built specifically for Assassin's Creed Black Flag Resynced. Select your target upgrade level for each of the 14 categories and instantly see exactly how many Reales, Metal, Wood, and Cloth you need — no spreadsheets, no manual math. Enter what you already have and the calculator shows your remaining grind.
Enter your resources → see what you can upgrade right now
Increases the Jackdaw's survivability — the most important upgrade line.
Adds more cannons per broadside — your main damage output.
Boosts broadside damage — bread-and-butter ranged DPS.
Long-range bombardment — essential for forts and heavy ships.
Devastating close-range volley — no aiming required.
High burst damage finisher — triggers boarding on small ships.
Precision damage for boarding weak points.
Helps chase down fleeing ships for boarding.
Rear weapon for escaping pursuers — drop and destroy.
More crew = faster boarding and repairs.
For hunting sea animals and gathering rare materials.
Increases ammo capacity for heavy shot, mortars, and fire barrels.
Upgrade your hideout to unlock higher ship upgrade tiers.
Required for underwater exploration — unlocks Ultimate Plan shipwrecks.
Choose your desired level for each of the 14 upgrade categories. Each tier shows its individual cost so you can decide where to stop.
Already been farming? Input your current Reales, Metal, Wood, and Cloth. The calculator subtracts what you have and shows only what you still need.
Based on your resources, the smart recommender tells you exactly which upgrades to buy next — optimized by community-vetted priority order.
Sortable, filterable table of all upgrade costs. Expand each tier for a detailed breakdown.
All 12 Ultimate Plan locations with coordinates. Mark them collected and track your progress.
Community-vetted priority ranking. Learn why Armored Hull should always be your first investment.
Need 4,755 Metal? Here are the fastest farming methods ranked by efficiency.