Tories do think Labour turnout is high but they are also worried about tactical voting / GOTV apps created by Labour and anti-Brexit campaigners

300,000 people have used https://t.co/0BQOO1SFq7 today (you put your postcode in and it tells you who to vote for to beat the Tories)

— Alex Wickham (@alexwickham) December 12, 2019