Customized Forms



Vortex provides an app-based suite of tools for maritime fueling. Our focus is to develop the de-facto electronic standard in the bunkering industry for completing delivery paperwork.​​​

The Digital Bunker™ solution is provided as a monthly subscription service that includes:

  • Individualized consultation about your unique forms and business requirements.

  • Customized forms delivered through the Digital Bunker™ app.

  • The Digital Bunker™ hardware kit containing two iPads (with cellular contracts) and a battery-powered, wireless Wi-Fi printer for each of your bunker tankers, supply trucks or ex-pipe.

  • Training to ensure a successful deployment for your team.

  • Support to ensure adoption and your continued success obtaining value.

digital bunker

 Key Features

how it works

Include additional pages to your E-BDN™ for sample bottle images, letters of protest, etc.

A version of E-BDN™ that is compliant with Singapore's TR 48 specification and works with mass flow meter (MFM) deliveries.

 Tailored Services

Select from a list of ship names and automatically populate other ship details from a database.

The electronic forms contain the identical fields as your existing paper-based documents, making the transition to Digital Bunker™ easier for your delivery staff and reducing the complexity of bunkering operations.  

Capture ship stamps and signatures with GPS coordinates: ensures valid, reliable receipts.  Digital Bunker™ removes repetitive data entry by passing field information from page to page and form to form.

​Updates a private, secure, searchable database allowing analytics of historical data.

An end-to-end solution including Nomination/Confirmation, E-Ship Safety™,

E-BDN™ and Invoice using our E-STEM™ module.

​Development Group

ISGOTT-compliant electronic ship safety forms, valid in ports around the world.


Digital Bunker™ forms are tailored towards the needs of your delivery and office staff.  We start by using your current paper documents as a base to customize the electronic form used in the app. 



E-Ship Safety

MARPOL-compliant Electronic Bunker Delivery Note with GPS-tagged ship stamps, signatures and automatic calculations for volume correction factors (VCF). 

The electronic forms can be easily modified as IMO regulations evolve.


Incorporates automatic API 2004 volumetric and density calculations, replacing 1980 API Tables for a more accurate determination of delivered quantity.

The final PDF output can match the look and feel of your existing paper-based documents, including branding, making the transition to Digital Bunker™ easier for your office staff and streamlining your backend processes.