OptiFlight vs Dotball

Step into the world of airline route planning, where your goal is to create a flight network to guide passengers to their destinations in a limited amount of time. You get to call the shots on which routes to draw and which cities to designate as hubs that best serve each scenario. The flight maps you design will also need to be efficient and flexible to accommodate for events that may occur, like airport rushes and closures, as its effects ripple throughout your network. With over 350 geographically and historically themed levels to play, each map you make will be put to the test. MAIN FEATURES - Take a step back in time and create flight maps for past historical scenarios, like the 1849 California Gold Rush and the 2012 London Olympic Games - Prepare for the future and create flight maps in realistic inclement weather simulation, including Hurricanes and Blizzards - Understand the present and create flight maps using actual cities, like New York City and Tokyo, to reflect real flight patterns FAN-FAVORITE LEVELS Vote for your favorite level in the Preferences page ① Big Game (Level 36, Contiguous US) ② Silk Road (Level 17, Asia) ③ Big Apple (Level 18, Contiguous US) ④ Sustain (Level 38, Contiguous US) ⑤ Sustain (Level 38, Europe) ⑥ Tourism Capital (Level 20, Oceania) OTHER FEATURES - Play 350+ levels across multiple maps like America, Europe, and Asia - Analyze in-game statistics to help fine-tune your flight map - Speed up or slow down the game to your comfort - Compete for the top spot on worldwide leaderboards - Simplistic interface and experience - No ads FUTURE FEATURES - More maps! - More levels! - More cities!

Four ways to play one beautifully simple strategy game. Face the AI, share your phone with a friend, challenge someone online, or take on today's puzzle. The rules take one match to learn. Draw a line between two dots. Bounce off any line already drawn and keep going. Force the ball into your opponent's goal — or trap them with nowhere left to move. That's the whole game. No luck, no dice, no clutter. SINGLE PLAYER • Three AI difficulties — Easy, Medium and Hard • A genuine strategic opponent, not a pushover • Hints when you want them, Undo when you need them • Works completely offline TWO PLAYERS, ONE PHONE • Hand the phone back and forth — no second device needed • Perfect for a commute, a café or a waiting room • Works completely offline ONLINE WITH A FRIEND • Share an invite code and play 1v1 in real time • Anonymous and instant: no signup, no account, no email DAILY CHALLENGE • One puzzle a day, the same board for every player • Join a match already in progress, finish it in as few moves as you can • The fewest possible stays hidden until you solve it • Share your result without spoiling it, and keep a streak going WHY YOU'LL LIKE IT • Pure strategy — matches are decided by your decisions, not dice • Quick rounds that fit a coffee break or a train ride • Clean, focused design with smooth, tactile animations • Full dark mode, and it respects Reduce Motion • Free, ad-supported and honest — no subscriptions, no paywalls Know Paper Soccer from school? This is that game, done properly. Pick a difficulty, pass the phone, or send a friend a code — your first match starts in seconds. dotball is free and supported by ads.