Lichess vs RankUp Chess

Lichess is a free/libre, open-source chess application powered by volunteers and donations. Today, Lichess users play more than five million games every day. Lichess is one of the most popular chess websites in the world while remaining 100% free. The following features are available right now: - play real time or correspondence chess - play arena tournaments - play against online bots - solve chess puzzles from a wide variety of themes, online or offline - race against the clock in Puzzle Storm - analyse your games with latest Stockfish locally or on the server - board editor - study chess with a collaborative and interactive study feature - learn board coordinates - play over the board with a friend - watch live chess broadcasts from all major chess tournaments - watch Lichess TV and online streamers - use a chess clock for your over the board games - many different board themes and piece sets - custom background themes - translated into 55 languages

RankUp Chess is the all-in-one chess trainer that takes you from your first move to tournament strength — fully offline, with no account and no ads. PLAY • Play a built-in chess engine across 10 difficulty levels, from Beginner (400 Elo) to World Class (2400) • Pass & Play with a friend on one device — untimed, blitz, rapid, bullet, classical, or custom clocks • Rated games track your personal Elo as you improve • Six board themes, each a little world with its own pieces, sounds and effects — Treehouse and Coral Reef are free, four more come with Premium LEARN • A structured curriculum of interactive lessons, from the rules to advanced strategy • A skill tree that shows exactly what to study next • Opening Explorer: build a repertoire from established openings TRAIN • A rich tactics puzzle library sorted by theme and difficulty • Daily Challenge puzzles with streak tracking to keep you sharp • Hints and solutions that teach the idea, not just the move REVIEW • Full engine analysis of your finished games — evaluation graph and move-by-move classifications • Game history with complete stats: win rate, Elo progress, and achievements to unlock FREE FOREVER, PREMIUM FOR LIFE The free tier includes AI levels 1–3, the first lesson chapter, three Daily Challenges a day, and Pass & Play. A single lifetime purchase unlocks every AI level, all lessons, the full puzzle library, Opening Explorer, game review, four premium board themes, and every time control. No subscription. Ever. • 100% offline — play anywhere, even in airplane mode • No account required • Your games and progress stay on your device