DeltaChess vs Munin

Step into the world of DeltaChess — where every move matters. DeltaChess blends elegance, strategy, and intelligence, helping players of all levels learn, practice, and play like a pro. Key Features: • Online Matches – Play live games against real players worldwide. Test your skills in real time and experience true competitive chess. • Engine Analysis (Stockfish 17) – Get instant move evaluations, suggested lines, and live performance graphs in real time. • AI Commentary – Understand why a move was brilliant or a critical blunder with human-like explanations. • Puzzle Trainer – Sharpen your skills with 100,000+ adaptive puzzles. The auto-next feature ensures seamless, focused practice. • Interactive Chessboard – Enjoy buttery-smooth drag & drop or tap-to-move controls, with elegant animations and highlighting. • Opening Explorer – Build your repertoire with the integrated ECO database and discover your next winning weapon. • Branch System – Freely explore alternative lines without affecting your main game. • Editor Mode – Set up any position, explore “what-if” scenarios, and experiment freely. • FEN & PGN Support – Import or export any position or full game effortlessly. • Smart Validation Engine – Ensure every setup and move follows chess rules with accurate move enforcement and realistic gameplay. • Move History & Undo/Redo – Review, replay, and learn from your games, move by move. • Fully Offline Capable – Your training doesn’t stop when your internet does. Perfect for flights, commutes, or dedicated study sessions. • Live analysis – Real-time sync of analysis state with voice chat tied to live analysis rooms. DeltaChess is more than an app — it’s your personal trainer, strategist, and companion, all in one. Download DeltaChess today and elevate your chess game!

The chess trainer that remembers what you miss: offline, no account, pay once. Munin is a tactics coach that works anywhere: on a plane, on the train, in a cabin with no signal. Every puzzle, the engine and all your progress live on your device. WORKS OFFLINE • 275,000 selected puzzles from beginner to master, built into the app • No internet needed to train, review or play on against the engine • Flight sessions of 10, 20 or 30 minutes REMEMBERS WHAT YOU MISSED • Every missed puzzle comes back with spaced repetition: after 10 minutes, then 1, 3, 8 and 21 days • Cycle mode: solve the same set again and again, faster and more accurate each round • 72 themes, from forks and pins to back-rank mates, with your weak themes marked • Openings: the tactics of the Sicilian, the French, the Caro-Kann and 34 more LEARNS FROM YOUR OWN GAMES • Mistake book: import your public games from Lichess or Chess.com by username • Your games are analysed on your device by the built-in Arasan engine, and the moves that cost you turn into puzzles FIND YOUR LEVEL • A short placement test gives you a rating and a rank, from Pawn to King • Glicko-2 rating that adjusts as you train • Stats: rating graph, accuracy per theme, cycle rounds and streak PLAY IT OUT • After a puzzle, play the position on against the engine at the strength you choose • Any checkmate counts as a solution, even if it isn't the one in the book FAIR AND QUIET • Try everything free for 3 days. Nothing is charged when the trial ends. • After that, free: 10 puzzles a day, the daily puzzle and your reviews included. • Munin Full Access unlocks unlimited puzzles, theme drills, all 37 openings, flight sessions, cycles and the mistake book. One payment, no subscription. • No account, no ads, no tracking, no hint coins, no lives • Your training data stays on your device Puzzles come from the Lichess puzzle database (CC0). Munin is not affiliated with Lichess or Chess.com. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/