Physical cargo calculator

Benchmark plus diff.
Flat price before the call ends.

Flat prices, cargo values, quantity conversions, market comparison and voyage estimates — every unit, every product, built for people who trade physical oil.

Download on theApp Store Free · iPhone, iPad & Mac · Android coming soon
FlatPrice Cargo tab with deal inputs: Gasoil 0.1%S, benchmark 82.40 dollars per barrel, differential plus 1.25, 37,000 metric tons
Five tabs

Everything between the price and the paperwork.

No spreadsheets, no density look-ups, no mental arithmetic on a recorded line.

Cargo pricing results: flat price 83.65 dollars per barrel, also shown in $/MT, $/m³, ¢/gal and $/L, cargo value 23,038,200 US dollars and 20,559,289 euros
CARGO

Flat price and cargo value, in any unit.

Enter benchmark and differential the way the deal was struck. FlatPrice converts everything else.

  • 13 products, each with its own density and ASTM table
  • Price in $/bbl, $/MT, $/m³, ¢/gal or $/L — see all of them at once
  • Density as D15, D20, API, relative density or observed, in vacuum or air
  • VCF, buoyancy and temperature corrections handled for you
Market tab: 30-day price history chart for Rotterdam, Singapore, Houston and Fujairah, with record counts per port
MARKET

Compare ports. Keep the history.

Line up markets net of discount, freight and harbour costs, and watch how they move.

  • Prices normalised to one unit, best and worst highlighted
  • Daily snapshots saved automatically — chart 7 days to all-time
  • Import years of history straight from Excel, Numbers or Sheets
  • Share the comparison or chart as a clean image
Voyage tab: New York to Houston, 1,850 nautical miles, 6.2 days at 12.5 knots
VOYAGE

Distance and transit time, port to port.

Quick voyage maths for timing a cargo or sanity-checking a laycan.

  • Major oil ports with primary and alternative routes
  • Suez, Panama and Cape routings with canal-fee warnings
  • Speed presets from slow steaming to full, or set your own
And the rest of the desk
Convert tab: 5,551 MT of Light Crude converted to long tons, barrels, gallons, GSV and litres
CONVERT

Standalone converter

Any price or quantity unit to any other, density-aware, without setting up a deal.

FX tab: live EUR rate 0.8924, 848 USD converted to 756.76 EUR
FX

Live currency

Flat price and cargo value in EUR, GBP, SGD, AED, JPY, CNY or INR, with manual override for forward rates.

Also on iPad

The whole desk on one screen.

On iPad, FlatPrice becomes a dashboard: the deal, the market and the numbers side by side, laid out the way you work.

  • Deal inputs, pricing, market compare and price history in one view
  • Drag modules where you want them and make them wider or narrower
  • Landscape or portrait, with the same product shared across modules
FlatPrice on iPad: market compare across Houston, Rotterdam, Singapore and Fujairah with day-on-day changes and spreads, next to a 30-day price history chart and deal inputs

Your numbers never leave your phone.

Prices, quantities, differentials and market history are stored only on your device. No account, no sign-up. We collect anonymous feature usage to improve the app — never what you type — and you can switch it off in Settings. Read the privacy policy.

Price the next cargo with FlatPrice.

Download on theApp Store Free · Android coming soon