TDi can make managing your fleet
operate a whole lot easier.

TDi have over 30 years’ experience in tachograph analysis and transport auditing.

Analysis. Software. Tracking.

disc-check vehicle-check tracker-check TransMaS Licence-Check

TDi provides market-leading, cloud-based software solutions to the transport and logistics industry. Ranging from our long-term tachograph analysis solutions through to TransMaS Transport Management System.

Our dedicated in-house development team work to bring new and unrivalled features to our product ranges. We are always striving to remain at the forefront of innovation. But don’t take our word for it, try out our software for free with a no obligation 28-day demo account.

TDi are well known for offering high-quality, high value products. Backed by our world-class support for that ever-important personal touch. Our dedicated technical support team can provide peace of mind to help you to remain compliant, in the ever growing legislative challenges.
With over 30 years’ experience in tachograph analysis solutions, for both large and small clients across the haulage and logistics sector. We continue to strive to be a one-stop shop for operators.

Having recently expanded our portfolio of software. We now offer operators a full compliance package, including tachograph analysis, e-Defect and a full TMS all from the same platform. Our software systems are complemented with full vehicle tracking solutions and 360-degree camera solutions.

Our core values of providing extra value to our customers, comprise of interactive, friendly Driver CPC Training. Our Chesterfield training facility is a perfect environment for new and existing customers. TDi are the place to go for your company’s compliance needs..

What drives us

We provide driver and vehicle tachograph solutions for managing digital, analogue and mixed fleets. TDi work with large and small clients in various haulage sectors. We are experts in tachograph analysis and compliance.


TDi – Transport Data Interchange Limited, formerly Tachograph Data Interchange Ltd which was part of the Loughborough based Synergy Group, gained its independence courtesy of a management buy out in August 1996.


TDi’s philosophy is to give our clients a fast, user-friendly, personal solution for all their compliance requirements, from managing your tachograph analysis, vehicle checks, through to forensic analysis with expert court representation, and management/driver training.

Bureau Analysis

Whether you choose to send your data to us via post, or scan your charts/logbooks onsite using our QuickScan system, we can tailor our services to suit your exact requirements. We guarantee a five working day turnaround (analogue) same day for digital. Ensuring you get your reports back whilst the infringements are still fresh in the drivers minds, helping rectify last weeks errors this week!

Seamless Integration

We can build you an analysis package from our Disk-Check driver and vehicle management software. This has been developed using expert knowledge and legislative requirements. We have the ability to combine data from both analogue, digital and logbooks into one seamless report.


We offer a range of management reports which can be monitored from anywhere and any device with a web browser via you Disc-Check account. Or reports can be sent to you via email or in paper form. Installation of our digital equipment, training courses and in-company training are also available.

Dedicated IT

At TDi we have our own dedicated IT team so we can offer technical support whenever required. TDi understand that each company’s analogue, digital and mixed fleet requirements are different. Whatever your company needs are, TDi can provide a bespoke tachograph solution, providing you with peace of mind, so your company is compliant with the latest legal requirements.

Transport Solutions

See the latest cloud based software solutions in action