What will you play today? • Every day, one Pro stage at the top of Home is free for the day. Play it even if you haven't beaten the stages before it or don't have Pro. • Jump straight to the next stage you haven't beaten in each game. • Play once a day to build your day streak. Fixes • Locked-stage preview pictures no longer show Korean text. • Other small fixes.

NEW CHALLENGE: WIND TARGET • Draw walls, then rotate, move, and carve shapes to get the tip of the wind's arrow inside the box. Kites, a sailboat, an umbrella, and a bike behind a truck all catch the wind. • Stages 1–5 are free; Pro includes stages 6–18. They unlock at no extra cost if you already own Pro. EIGHT NEW COLORS • Thermal, Ice & Fire, Magma, Sunset, Dawn, Glacier, Deep Sea, and Heat join all five free-play modes. They're included with Pro. No more ads • All ads are gone, and the ad consent screen no longer appears. • Finer detail and premium colors are included with Pro. NOW IN GERMAN • You can now use the app in German. LEAVE A TIP • Anyone can now leave a tip for the developer from the bottom of the home screen. Tips don't unlock any extra features. IMPROVEMENTS • After you make a photo or video, choose Save to Photos or Share. If you only share, nothing stays in your photo library. • When a challenge fails, the hint now tells you more precisely what to fix on that stage. • Water in Water Playground and Make Waterways now has a thin shimmer along its surface. • No-draw stripes are now easy to see over white smoke. • Names now match what things do: the smoke “Sink” is now the “Smoke Eraser”, and Wind Tunnel’s “Air resistance” is now “Push”. • Fixed a few bugs, including a purchase sheet that could briefly appear for Pro owners who tapped Next Stage right after opening the app.

NEW SMOKE DELIVERY STAGES • Three new stages, from Stage 11 · Hug the Rock to Stage 13 · A Gentle Puff. Guide smoke that wraps around a rock or gets cut off by a falling stone. • In Stage 13, you set the chimney's strength yourself. • They unlock at no extra cost if you already own Pro. IMPROVEMENTS • Failing a Pro stage five times now opens the next stage, too. • On iPad in landscape, challenge hints now point the right way for the rotated board. • Choosing Save Image in the share sheet now saves just one photo. • Photos added in Wind Tunnel no longer stack on top of each other.

NEW CHALLENGE GAME: MAKE WATERWAYS • Draw walls in front of rushing water to keep the house and the cat dry. • Erase holes in tank walls to fill cups. Some stages have thick honey, faucets and drains, or two goals at once. • Stages 1–5 are free. Stages 6–24 unlock at no extra cost if you already own Pro. • The Make Waterways card on the home screen now shows a live scene. IMPROVEMENTS • If the Water Playground simulation becomes unstable, it now returns to the starting water so you can keep playing.

NEW: WATER PLAYGROUND • Pour water and draw walls to build your own waterway. • Place faucets and drains, then adjust their size, direction, and speed individually. • Stir water with your finger, tilt your device, and change its thickness. • Build with cups, funnels, photos, and shapes. EASIER CREATING AND CHALLENGES • Consistent resize, rotate, and delete handles for layers and devices. • Adjust smoke output for each chimney in Smoke Lab. • More stage-specific hints and failure messages in Wind Maze. • Challenge progress reaches 100% only on success, with easier sharing after the final stage. • Paused Liquid Art edits survive detail changes; improved Water Playground detail changes and moving drains. • Clearer purchase and restore feedback, with duplicate requests prevented. • Better photo-save error messages, permission timing after sharing, and recording when Notification Center opens. • Privacy policy, ad privacy choices, and open-source notices are available in home settings. MORE IMPROVEMENTS • One consistent Pro screen, with a top-right close button and a sheet that expands from half to full height. • Purchase buttons keep their size while loading. Unavailable prices are retried when you return to the app or open Pro. • While purchases are being checked, existing owners are not shown unlock prompts and their saved premium settings are preserved. Buying from a locked stage continues into that stage. • Removed watermarks that covered locked-stage previews. • Home challenge cards show the free section and completion progress. • Consistent names for Draw Wall, Erase Wall, Clear Structures, and Reset Chimneys, with clearer instructions throughout. • Brush size comes before strength in Swipe the Flow; Liquid Art gravity is shown as 0–100%. • Wind Maze progress colors match the other challenges, and an hourglass identifies the slowest record. Smoke challenge result titles match goals such as keeping or splitting smoke. • Fixed paused Liquid Art brush edits being partially lost on resume and tiny forces remaining after touch input ends. Reset All Settings also resumes playback. • Smoke Lab distinguishes removing all devices from restoring the default chimneys. Interrupted touches no longer add or delete chimneys accidentally. • Shared creations include an app link. Air resistance arrows and numbers update more frequently in recordings. • Improved control-sheet height and scroll position, small-text contrast, and accessibility controls for water devices. • Ad consent no longer waits for price loading. Improved expired-ad handling, late responses after privacy changes, and ad retries.

Resolution now has four levels, with Max added to all four Free Play modes. • Resolution now goes Low, Medium, High and Max, and the top level is finer than before • Auto moves between levels more smoothly • Auto now starts at Low the first time Fixes • The ad prompt now says what it unlocks: Finer Detail and Premium Colors

A color guide now tells you what the colors on screen mean, in words. • Turn on Show color guide in Display settings for labels like Slow-Fast and Clockwise-Counterclockwise • The color guide, air resistance and flow lines are now included in saved photos and videos when visible • Place structure presets one after another and close with Done • Pro now allows 8 photo or shape layers, up from 4 Fixes • Fixed labs showing only a black screen on some devices • Fixed smoke not appearing in Smoke Lab • If it still can't start, you now get a reason and Let the developer know instead of a black screen • Fixed structures you drew turning bumpy when you change resolution • When an ad isn't ready yet, Try again picks up right where you were • Fixed the color guide clipping at larger text sizes

Turn on Show flow lines in Wind Tunnel to see the paths the wind takes. • Display tab → View → Show flow lines • Lines split around what you drew, then join again behind it • Lines also reach the slow pockets that swirl behind a structure • Only computed when it is on, so turning it off changes nothing

Five new stages in Wind Maze: break into a sealed maze. • Sealed Maze — the path is cut; choose which wall to break • Two Entrances — two ways in, and opening just one won't connect • Two Layers — two walls stand between you and the exit • Falling Rock — rocks drop onto the path you opened, so you rethink • Hard Walls — boulders you cannot dig block the easy route Falling rocks now land with sound and haptics. Fixes • The "Calm" target box in Wind Paths stage 8 was missing its icon • In Wind Tunnel's control sheet, a layer's thumbnail did not match the artwork you picked • Vortices on the home Wind Tunnel card now leave through the top more smoothly

New challenge game: Smoke Delivery, 10 stages. Move the chimney and draw walls to send smoke where you want — dodge campfire smoke, keep the laundry clean, run a kitchen hood, open a window. The smoke is right there on screen, so you see what's happening without reading a gauge. Stages 1–5 are free; 6–10 are added to Pro at no extra cost. Also in this update • Smoke Lab gets a Smoke Sink — the opposite of a chimney, it pulls smoke in. • Wind Tunnel gets Show air resistance: an arrow and a number on each structure showing how hard the wind pushes it (turn it on in the display settings). • The 12 structure presets now have real colors, and there is a new hollow Room preset. • Challenges play short start, success, and fail sounds (you can turn them off in settings). • Drawing lots of structures no longer slows things down. • Settings now has Share with friends and Contact the developer, and the smoke reset bug in Smoke Lab is fixed.

WIND PATHS STAGES 11-15 • Five new Wind Paths stages: Just Right, Fast Corner, Reach From Afar, Hug the Wall, and Vortex Street. • Pro now unlocks 15 stages instead of 10. • All 20 challenge stages share one gauge. Keep the needle inside the green band and you pass. • Areas you cannot draw in are now hatched. • When you fail, the app tells you whether the wind was too strong or too weak.

SMOKE LAB AND JAPANESE • New mode: Smoke Lab. Watch smoke rise from chimneys, then split and curl around walls. Drag the chimneys, or spray smoke with your finger. • Japanese is now supported. • "Continue" at the top of the home screen takes you back where you left off. • Wind Lab adds a Pressure view and a Neon palette. See the air pack up in front of a shape and thin out behind it. • Pick structure colors from a color wheel (Pro). • Maze stage 7 has been rebuilt, and carved paths can now be filled back in. • Stuck on a stage? After a few tries we open the next one for you.

20 CHALLENGE STAGES AND GAME CENTER • Wind Maze grows to ten stages: go around a boulder, spin a vortex, split the wind evenly three ways. • Wind Paths grows to ten too: wind shadow, squeeze it faster, split 30/70, make a vortex. • Stages 1-5 are free in both games; 6-10 open with Pro. The clock is 15 seconds. • Game Center leaderboards and achievements. Mazes have two boards: latest escape and fastest. • Haptic feedback when you clear a stage.

WIND PATHS: FIVE LEVELS • Solve five levels in order, from the tutorial to reverse flow. • Clear a level and jump straight into the next one. • Levels 1-3 are free; levels 4-5 open with Pro. • Walls can't be drawn inside the target. You have to bend the wind for real. SHARE YOUR RUNS • Save a photo of any cleared challenge, stamped with the level and your time. • Personal bests get a star.

NEW FLUID CHALLENGES • Wind Paths: draw walls and guide the wind into the target. • Wind Maze: carve and refill a path, then make the wind escape as late as possible before time runs out. • Pause, continue, edit, and retry without losing your design. • Track your personal best separately on iPhone and iPad. • Improved iPad portrait and landscape layouts. • Smoother, more consistent challenge panels and airflow streamlines.

Improved eraser and photo obstacle editing stability in Wind Tunnel. • Fixed an issue where flow could reappear at a previously erased location. • Erased areas now move correctly with photo obstacles during move, rotate, and resize adjustments. • Fixed duplicate erased marks remaining at a photo's previous position after moving it.

The Creator Update is here. • Add photos, logos, and basic shapes as obstacles in Wind Tunnel. • Remove photo backgrounds quickly, right on your device. • Move, rotate, resize, and manage up to four layers. • Share captured photos and videos through the system share sheet even without Photos access. • Improved the reliability of fast move, rotate, and resize gestures. • Improved Liquid Art performance and long-running playback stability. • Fixed various issues and improved overall stability.

• Added Liquid Art. Create, push, combine, stretch, and split liquid drops. • Added a permanent Swipe the Flow Pro unlock with no ads, high resolution, and premium visual styles. • Improved movement and responsiveness across all three modes. • Improved the reliability of photo capture and video recording. • Improved wall drawing and color options in Wind Tunnel. • Fixed various issues and improved overall stability.

New Wind Tunnel mode has been added. Draw walls in the wind with your finger and watch how the flow moves around them. Other improvements: • Improved the Home screen for easier mode selection • Added and improved live previews for Wind Tunnel and Swipe the Flow • Improved photo capture quality • Improved video recording quality and frame stability • Improved the ad consent flow • Improved layout on iPhone and iPad • Refined UI text and interaction flow

This update adds English and Korean language selection, rewarded unlocks for premium visual options, improved iPad landscape support, and general UI improvements.