Business News How I Built A $6.5 Billion App Called Duolingo premiumcorporateawards April 14, 2022 1 min read How I Built A $6.5 Billion App Called Duolingo Continue Reading Previous Previous post: How I Built a $1 Billion Start-Up Called Misfits MarketNext Next post: Money Money Money Related News Money Money Money Money Money Money April 22, 2022 How I Built a $1 Billion Start-Up Called Misfits Market How I Built a $1 Billion Start-Up Called Misfits Market April 14, 2022