British shoppers spent 3.63 billion pounds ($4.6 billion) online over the Black Friday/Cyber Monday (Nov. 29-Dec. 2) period, a 5.2% increase year-on-year, according to data from Adobe Analytics published on Tuesday.

Shoppers spent a whopping $10.8 billion online on Black Friday, according to Adobe Analytics. The total for Cyber Week could be nearly four times that amount.

Chatbots and Buy Now, Pay Later (BNPL) were huge emerging forces during this year's Black Friday, according to Adobe's survey.

British shoppers spent 3.63 billion pounds ($4.6 billion) online over the Black Friday/Cyber Monday (Nov. 29-Dec. 2) period, a 5.2% increase year-on-year, according to data from Adobe Analytics published on Tuesday.

US consumers likely spent a record $10.8 billion online on Black Friday, according to data from Adobe Inc. on Saturday.

U.S. consumers spent nearly $11 billion online on Black Friday, shattering a record this holiday season, with Mastercard saying retail sales jumped 3.4 percent from last year. An NBC News price analysis also revealed that the cost of goods like tech gadgets were at the lowest prices since at least July.

Sales at brick-and-mortar stores grew just 0.7 percent year-over-year, according to preliminary estimates by payments processor Mastercard, and were lower according to data firm F

Black Friday spending in U.S. retail stores was muted this year in contrast to a more robust rise online, as bargain-hungry Americans skipped stores in favor of their phones and laptops, according to data from Mastercard and other data providers.