Tools & guides

Free tools for buyers and crews

Practical references we use every day, free for anyone who buys or receives bunkers.

Convert between metric tonnes, cubic metres, litres and barrels, corrected for temperature.

BDN, CoQ, VLSFO, ECA… the terms and abbreviations of the trade, explained simply.

MGO, VLSFO, HSFO, ISO 8217 and sulphur limits: what to order, and where.

Engine, hydraulic, gear and compressor oils and greases from seven major brands, matched by specification.

The EU carbon tax on shipping in plain English, with a calculator for the cost of a voyage.

Planning your next stem?

Tell us the vessel, port, grades and dates. We compare every available supplier and come straight back to you.