SeafarerJobWizard: Squat/Gyro

Seafarer Job Wizard is an offline-first toolkit for merchant navy officers and crew
Verified navigation calculators, on-device AI, an offline translator and a seafarer community, all built to work without internet at sea

VERIFIED NAVIGATION CALCULATORS (free)
Ship squat (open and confined water) and Squat + Under-Keel Clearance
- Gyro error by the Sun (azimuth and amplitude methods)
- Gyro error by stars and planets (tap a star on the sky map, or enter Nautical Almanac hourly values with automatic v/d corrections)
- Compass deviation and magnetic variation (WMM 2025, one-tap from GPS)
- Amplitude, Sunrise/Sunset, ETA and required speed
- Sun sighting (intercept and line of position), Great circle sailing, True wind, Bunker ROB
Every formula is verified against Bowditch, the Nautical Almanac and USNO data
Tap the question mark on any term for a plain-language explanation

PRO (one-time unlock)
- Anchor holding power

PHOTO SCAN
Point your camera at ship documents and auto-fill calculators with on-device OCR
Scan deviation cards, sounding tables and ship's particulars

ON-DEVICE AI (works offline after model download)
- Ask questions about manuals and port documents, answers grounded in your document
- Instant document summaries
- Calc assistant: ask in plain words, verified engines do the math
- Choose your model: lightweight to high-performance (Qwen3), verified downloads

OFFLINE TRANSLATOR
Translate photos or text in 29 languages, fully offline after language pack download

MANUAL LIBRARY
Load your manuals once, then search alarm codes and procedures offline

COMMUNITY
Share and find seafarer documents: passage plans, checklists, port forms
Export to Word (DOCX), share route files as waypoints only
Country and company boards

PRIVACY BY DESIGN
GPS, camera, OCR and AI run on your device
Your position and photos are never uploaded, optional online features are off by default

34 languages, built by a working navigator, every calculator verified before release

Disclaimer: all results are aids to navigation only
Always verify against official publications
The navigator remains responsible