KanColle Tools

Jervis Fleet Planner

Build a KanColle fleet, choose ships and equipment, then use the included planning and calculation views to compare the setup before a sortie.

Local fleet workspace

Build a sortie-ready fleet

Choose ships, set their levels, add equipment, and compare the combined combat values instantly.

Firepower10
Torpedo27
Anti-air52
ASW24
Line of sight57
Air power0
1
FubukiDestroyer · slots 0 / 0 / 0 / 0
2
AkagiCarrier · slots 20 / 20 / 32 / 10

Air power uses fighter anti-air and the selected ship's aircraft slot size. All calculations run in this page.

Plan fleets and equipment

Start with the two ships already in the workspace, choose another ship from the selector, set its level, and assign equipment to every slot. Add up to six ships and the totals update immediately without a separate loading screen.

Jervis FAQ

What is Jervis?

Jervis is a KanColle fleet planning and calculation tool for building fleets, assigning equipment, and comparing battle-related values.

Does Jervis run on Eovant?

Yes. The planner is a direct, local Eovant interface and does not load another site inside the page.

What can I calculate with Jervis?

The planner totals fleet firepower, torpedo, anti-air, anti-submarine, line of sight, and fighter-based air power while you configure ships and equipment.