DraftKings Sportsbook & Casino represents a comprehensive mobile gambling platform that combines sports betting with casino gaming, positioning itself as a dominant player in the rapidly expanding legalized sports betting market. The application provides access to professional and collegiate sports markets including NFL, NBA, MLB, and NHL, alongside international soccer, golf, and combat sports, creating a extensive offering for sports bettors. The platform's core functionality centers around live in-game betting capabilities, moneyline wagers, and parlay construction tools. The casino section features slots, table games, and exclusive titles like Rocket and Rocket 2. Financial operations demonstrate efficiency with multiple deposit options and reportedly rapid withdrawal processing, while promotional structures include monthly bonus offers, referral programs, and cash-out features that allow users to secure profits or minimize losses during live events. User experience reflects a deliberately designed interface optimized for real-time engagement during sporting events. The layout prioritizes live betting markets with continuously updating odds, while navigation maintains accessibility between sportsbook and casino sections. Performance metrics indicate reliable streaming of live games and real-time odds updates, though some users report occasional account management challenges regarding email changes and password resets. User feedback trends reveal generally positive sentiment regarding promotional offerings and financial processing. Melvin Lucas (September 2025) noted significant improvement in promotion quality, while Conor Dreher (September 2025) highlighted exceptional payout speed and live cash-out functionality. However, Samuel Boddy's experience (July 2025) demonstrates potential account management issues, including unexplained account closures and bonus forfeitures, indicating variability in customer service resolution. The platform demonstrates strengths in market coverage, promotional diversity, and financial processing efficiency, though occasional account management inconsistencies and geographic restrictions represent limitations. Ideal usage scenarios involve experienced sports bettors seeking comprehensive market access and promotional value, particularly those prioritizing live betting functionality and rapid financial transactions within legally permitted jurisdictions.