Issued by the Swedish Gaming Authority (Spelinspektionen), the licence covers online gaming in Sweden and is effective immediately.Lyckost will operate in the country via its Lyckost.se Swedish-facing website.
The Spelinspektionen has now issued a total of 96 licences since Sweden opened its regulated online gambling market in January 2019.
Last week, betting exchange operator Smarkets also secured a wagering licence in the country, allowing it to offer its services via Smarkets.com.
In the 12 months to 31 December 2019, licensed operators in Sweden generated revenue of SEK24.8bn (£1.99bn/€2.28bn/$2.47bn).
Online casino games and gambling on ships were the main source of income for licensees during the year, with revenue totalling SEK14.0bn, according to figures jointly published by the regulator and the Swedish Tax Agency.