Manage Crew Rest Hours on Mobile Devices

ISF Watchkeeper 4 Mobile

ISF Watchkeeper 4 mobile app enables seafarers to record their work and rest hours on smartphone and tablet and for these to be automatically tested against STCW, MLC 2006 and other international and local regulations for compliance purposes.

Cloud-based and totally cross platform, ISF Watchkeeper 4 provides seafarers with an efficient yet simple mobile solution that is full of great innovations, showing live compliance status, allowing real time tracking and testing, whilst making it easy to log hours of work and rest, and plan ahead to avoid regulatory breaches.

Download on the App Store
Work Rest Mobile App Dashboard

Free yourself from your PC

With our new mobile app for Android and iPhone, you can manage your crew work and rest hours on-the-fly! The dashboard gives you a snapshot overview of your compliance status

Time Entry made easy

Update your hours, logging work or rest over multiple days, with simple clicks and visual notifiers for any compliance issues

Work Rest Mobile App Time Entry
Mobile Live MLC Rest Hours Status

Powerful Features

Our unique "LIVE STATUS" screen shows your compliance status and work/rest details. Our powerful prediction engine, calculates how long you can work for, until you may become non-compliant.

Intelligent Planning

Plan your weekly work schedules to automatically log your hours each day, and manage your vessel work assignments

STCW Work Schedule App

ISF Watchkeeper App

Out now for use with ISF Watchkeeper 4


The only software to show live compliance status allowing real time tracking and testing.

Cloud based

No more spreadsheets - everything online


No more printing. Sign and lock timesheets and have them available on your mobile or online for inspection.

Work Rest Mobile App Time Entry

Trusted expertise

A truly global brand accepted by Port State Control and recognised as the gold standard. Encompasses all international regulations.

Cross platform

Instant access on smartphone, Mac, tablet and PC for you and your crew.

Apple and Android compatible

Available on Apple and Google Play stores