However, sales growth is slowing. In . The firm is still not profitable, reporting a net loss of $175m (£109m) for the period, up from $64.6m last year.
The social network also recorded a slow-down in user growth during the three months ending 30 September. While user numbers were up 4.8% on its second quarter, it marked a fall in Q2’s growth rate of 6.3%.
Twitter’s commercial strategy, which has seen recent initiatives such as , appears to be paying off.
The 114% sales increase resulted in revenues of $361m, with 85% of that accounted for my mobile.
Looking ahead, Twitter is forecasting continuing growth – fourth quarter sales are likely to be between $440m and $450m, it said.
The third-quarter results fell short of analyst expectations, sending shares down 8% in after-hours trading.
Dick Costolo, Twitter’s chief executive, said: "We had another very strong financial quarter.
"I’m confident in our ability to build the largest daily audience in the world, over time, by strengthening the core, reducing barriers to consumption and building new apps and services."
According to eMarketer, Twitter is increasing its share of UK digital ad revenues – 0.69% in 2013 and forecast to his 1.34% this year.
In the UK, 11.4 million users access Twitter regularly on their mobile phones, according to eMarketer, up 17.5% on 2013.
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