Nordic challenger bank Lunar announced a new tranche of funding today, boosting its Series B round. The new $21.6 million (€20 million) installment adds to the $28 million (€26 million) the digital bank disclosed in August of last year.

Today’s investment brings the company’s Series B round to $49.6 million (€46 million) and raises its total funding to $74.7 million. Leading the extension round is Seed Capital, with participation from Greyhound, Socii, Augustinus, and Unity Technologies founder David Helgason.

Lunar’s free bank account includes transfers, payments, debit card, billpay, and access to in-app budgeting tools. The Premium accounts offer a fancier-looking card, three personal accounts, travel insurance, virtual cards, and more at a cost of just under $7 (69 krona) per month. The challenger bank also offers a business bank account for $194 per year that integrates with third-party software providers comes with commercial lending opportunities.

Lunar was founded in 2015 and received its banking license in August of last year from the Danish Financial Supervisory Authority. In all, the company touts 150,000 users. Ken Villum Klausen is founder and CEO.