This is sold as an annual product and will need to renewed each year. Runs for One Year from purchase date.

Covers Indian Ocean (Northern Part), and Red Sea to Singapore.

Designed for SOLAS shipping this is the world's most comprehensive tidal prediction software. Total Tide provides instant times and heights, periods of daylight and nautical twilight, under keel and overhead clearances.

A fantastic piece of software that has won numerous industry awards.