Bitcoin rose 5.01 per cent to $49,106.4 at 22:04 GMT on Friday, adding $2,342.1 to its previous close.
Bitcoin, the world's biggest and best-known cryptocurrency, is up 77.4 per cent from the year's low of $27,734 on Jan 4, reports Reuters.
Ether, the coin linked to the ethereum blockchain network, rose 3.03 per cent to $3,281.82 on Friday, adding $96.64 to its previous close.