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❓WHY
Free Maritime Suite - Donations Welcome
🎉 COMPLETE MARITIME SUITE - FREE TO USE 🎉

Logbook + Anchor Alarm + Weather

Three Powerful Tools in One Integrated Platform!

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Maritime Logbook

  • GPS Trip Tracking
  • Crew Management
  • Interactive Maps
  • PDF Export

Anchor Alarm

  • Real-Time GPS
  • Visual Drift Map
  • 📧 Email Alerts
  • Sound Warnings

Weather & Tides

  • Marine Forecasts
  • Tide Predictions
  • Wind Analysis
  • Wave Height Data

Free to Use

All Features Included - Donations Welcome!

One seamless application, three powerful capabilities

Your Digital Sailing Companion

Professional logbook for sailors who take their adventures seriously. Track every trip, work offline, and keep your maritime records secure.

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Support Development
Voluntary Donations

Help us keep it free

Start for Free

Also available in the Google Play Store

Google Play Store
🤖

Need Help?

Ask our AI assistant any questions about Logbook4u features or setup

No registration or payment required - Free forever

🎯 COMPLETE MARITIME SUITE - ALL IN ONE

Everything You Need

Built by sailors, for sailors

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Complete Trip Logging
Record all your sailing adventures with detailed trip information, routes, and waypoints
Weather & Tides Tracking
Real-time marine weather conditions, multi-day forecasts, tide predictions, and wind analysis. Stay informed with comprehensive maritime weather data at your fingertips.
Works Offline
Full functionality without an internet connection - perfect for open waters
Secure & Private
Your data stays with you - fully private and under your control
Smart Crew Management
Easily manage your crew list and quickly select crew members for each trip. Track who was onboard with one-click selection. Works offline with local storage.
Trip Photo Gallery
Add up to 6 images per trip to capture your maritime memories (2MB per image)
Smart Task Management
Track maintenance tasks with visual notification badges showing pending items. Never miss important boat maintenance with our intuitive task tracking system that displays pending counts at a glance.
Automatic Weather Warnings
Real-time bad weather detection based on your GPS location. Get instant visual alerts when conditions become unsafe - high winds, storms, heavy rain, or rough seas. Stay informed and stay safe.
👥 CREW MANAGEMENT MADE SIMPLE

Track Your Crew Effortlessly

Build your crew list once, select members in seconds for each trip

Quick Selection
One-click crew selection from your saved list. No more typing names repeatedly - just tap to add crew members to your trip log.
Works Everywhere
Use crew management offline with local storage.
Easy Management
Dedicated crew management page to add, edit, and organize your regular crew members. Build your list once, use it forever.

How Crew Management Works

1

Create Your List

Add crew members to your list once - names, roles, and details

2

Select for Trip

When logging a trip, simply click crew names to add them

3

Track History

See which crew members were on each trip in your logs

✨ Pro Tip: The crew picker appears right in the trip logging dialog, so you never have to leave the page to manage your crew!

💰 COMPLETE MARITIME SUITE - FREE

Advanced Features

Unlock the full potential of your logbook.

🎯 One integrated platform with three powerful capabilities

Logbook tracking + Anchor monitoring + Weather forecasts = Everything you need

GPS Tracking
Track your route with high-precision GPS.
Smart Distance Calculation
Automatically calculate the distance of your trips.
Map Visualization
Visualize your trips on an interactive map.
Automatic Weather Logging
Automatically log weather conditions at your location.
Fuel Tracking
Keep a detailed log of your fuel consumption.
Multi-Crew Management
Manage multiple crew members for each trip.
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GPS Anchor Alarm with Email Alerts
Real-time drift monitoring with instant email notifications. Get alerted immediately when your boat moves beyond the safe zone, then receive regular updates every 60 seconds. Sleep soundly knowing you'll be notified instantly via sound and email if your anchor drags.
Visual Notification System
Intuitive notification badges throughout the app keep you informed. See pending maintenance tasks at a glance, weather warnings - all designed to keep you organized and safe.

Why Choose Logbook4u?

Discover the advantages of a modern, digital logbook.

Enhanced Safety
Keep a reliable record for safety and incident reporting.
Legal Compliance
Maintain a logbook that meets legal requirements.
Navigation & Planning
Review past trips to plan future voyages.
Maintenance Tracking
Keep track of engine hours and maintenance schedules.
Personal Memories
Create a lasting journal of your sailing adventures.
Data Ownership
You own your data. Full privacy and control.

Technical Capabilities

Progressive Web App (PWA)
Install on any device for an app-like experience.
Offline-First
Works seamlessly even without an internet connection.
Secure & Local
All data is stored securely on your device.
Dark Mode
Easy on the eyes for night navigation.

Use Cases

Perfect for every sailing scenario - Logbook tracks your journey, Anchor Alarm keeps you safe

Recreational Sailing
Perfect for weekend sailors and holiday cruisers.
Offshore Passages
Reliable for long-distance and offshore voyages.
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Charter & Rental
Maintain professional logs for charter operations.
Sailing Schools & Training
A great tool for students and instructors.

Comparison

FeatureLogbook4uOther Apps
Unlimited Logbook Entries✓Limited
Weather & Tides Integration✓✗
GPS Anchor Alarm✓✗
Pending Task Counter✓✗
Crew Management✓Basic
Maintenance Tracking✓✗
Offline Capable✓Limited
Multi-Language Support✓Limited
Dark Mode✓✗
🚀 COMPLETE MARITIME SUITE - EVERYTHING INCLUDED

What's Included

All features in one powerful platform for maritime professionals

💎 Everything you need in one seamless application

Unlimited trip logging
Weather & Tides Tracking
Smart Crew Management & Quick Selection
GPS Anchor Alarm with Email Alerts
Offline mode support
Dark mode interface
Regular updates
Email support
Mobile-friendly design
Smart Task Tracking with Notification Badges
Automatic Weather Warning System
Real-time Safety Notifications
One-Click Crew Member Selection
Local storage for all data
⚡ COMPLETE MARITIME PLATFORM - FREE FOREVER

Ready to start your journey?

Get the complete maritime suite: Logbook + Anchor Alarm + Weather & Tides

All features in one unified platform - Free to use

Support development with voluntary donations if you find it useful!

No registration required - Start immediately

Also available in the Google Play Store

Also available in the Google Play Store

Google Play Store
🤖

Need Help?

Ask our AI assistant any questions about Logbook4u features or setup

No registration or payment required - Free forever