The full shop

Four products.
One system.

Start with the €7 Field Manual. Or go direct to the €97 flagship. Every tier is self-contained. Everything is one-time. No subscriptions.

All digitalInstant accessNo subscriptions

Pick the rung

Start at €7. Go as deep as you want.

The €7 manual is the front door. The €17 Playbook is the starter kit most guys actually need. The €47 and €97 tiers are for men who want the full system handled once, permanently.

01

€7

The Four Tides — Field Manual

The 13-page starter system for decoding her cycle

02

€17

The Complete Playbook

Field Manual + 4 phase deep dives + 30 prompts + wallpaper

03

€47

The 28-Day Operating System

The full course for men who’d rather understand than argue

04

€97

The Master Navigator

Everything Ocean Drop makes, plus direct access

Not sure where to start?

Begin with the €7 Field Manual.
The rest can wait.

Thirteen pages. One afternoon. Every claim cited. A framework you’ll reference every week for the next decade.