This may not be any quicker for them than filling in a paper timesheet, but it means that the data can be sent back to head office straight away and an invoice issued, rather than the information being keyed into the accounting system at head office several days later.
In final practice for the Belgian Grand Prix, Vettel again emerged quickest after topping the timesheet following Friday's two 90-minute sessions.
Come the conclusion, Webber sat at the top of the timesheet with a lap of one minute 50.321secs, just 0.140secs clear of the Ferrari of Fernando Alonso.
Ahead of qualifying, Hamilton emerged top of the timesheet at the end of the two Friday practice sessions, finishing 0.133 seconds clear of Ferrari's Fernando Alonso.
In the end it was Yamaha's Valentino Rossi that set the fastest lap time as the Italian recorded a session-best of 2 min 00.414 secs to top the timesheet ahead of Honda's Dani Pedrosa and Tech 3 Yamaha's Pol Espargaro, who just edged out his brother Aleix aboard the Suzuki.
The incident, however, did not stop Vettel from topping the timesheet with a lap of one minute 49.331secs, six seconds faster than that set by Ferrari's Fernando Alonso in the first session, an indicator as to how much the conditions affected matters early on.
Reigning triple world champion Sebastian Vettel was just over four tenths of a second down, with Force India's Paul Di Resta the best of the Britons in fourth, with Hamilton fifth on the timesheet, the duo 0.584secs and 0.663secs respectively behind Rosberg.
Four-time Formula One world champion Vettel had minimal running in the morning session and gearbox issues cut short his afternoon but he was still able to put his Ferrari at the top of the timesheet at the Red Bull Ring.
At a Suzuka circuit where Vettel has been on pole at the last four races, winning three of them, the 26-year-old finished top of the timesheet in his Red Bull.
Kimi Raikkonen has thrown his hat into the ring for victory in Sunday's Bahrain Grand Prix after he topped the timesheet at the end of today's two 90-minute sessions at the 5.412km track.
Vettel was fourth on the timesheet, 1.120sec down, with Rosberg fifth after making a mistake on his fast lap on the soft tyres.
