Tide Window Planner

Grass Holding Oy

About this app

"Master your preparation. Document every shift. Build a masterpiece of an outdoor routine." Tide Window Planner is a professional and high-focus utility designed for surfers and coastal enthusiasts who value world-class organization and absolute awareness of the tidal rhythm. Step into a specialized arena where tidal math is transformed into a legendary visual record, helping you maintain a masterpiece of a session log through high-resolution manual calibration.

The Mechanics: Precise Tide Calibration
Experience a high-focus visual ritual for managing your aquatic breakthroughs and ensuring your situational awareness is world-class:

The Known Tide Registry: Maintain absolute awareness of the field. Enter a single known high or low tide time to establish the foundation of your daily record.

Tidal Rhythm Sovereignty: Benefit from the app's foresight. Instantly calculate and visualize approximate tide windows for the full day based on the legendary ~6h 12.5m cycle.

Phase Alignment Protocol: Identify exactly where your tactical discipline aligns with the water. Plan your sessions around specific phases—ensuring you are at the spot when the window is perfectly calibrated.

Zero-Math Logic: Eliminate error-prone mental calculations. This tool provides the foresight needed for world-class session timing without the tedious manual math.

Insights and Tactical Planning Awareness
Manage your evolution as a master of the waves with professional-grade analytical tools within Tide Window Planner:

The Calculation Ledger: Review your breakthroughs at a glance. Save your tide estimations for future reference to maintain an absolute record of your local spot's behavior.

Offline Utility Mastery: Secure your strategy even in remote locations. This app operates entirely offline with no live data or GPS requirements, ensuring your data integrity remains absolute regardless of connectivity.

Estimator Accuracy Logic: Benefit from high-resolution visual cues. While not a replacement for official tables, this specialized tool identifies approximate windows to keep your performance strategy consistent.

Minimalist Design Mastery: Enjoy a distraction-free environment—designed for relentless organizational focus and the absolute memory of your most successful "analyzed" sessions.

Your digital ledger is open and the tide is shifting—do you have the focus and foresight to build a masterpiece of a professional record? Download Tide Window Planner today!

What’s new

We’re now live in open testing.

- This is our first public release.
- Try out the main features and get a feel for the app.
- We’ll continue improving things with future updates.
Thanks for checking it out.