Identify 130 species of macroalgae from the Pacific Northwest with illustrated, jargon-free questions. Features over 300 photos, taxonomic details, and descriptions. Content is updated frequently and available offline.






193+ iOS apps & games curated and reviewed
Seaweed Sorter is the household name in seaweed sorter, but it's far from the only option. We track 193+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.






Identify 130 species of macroalgae from the Pacific Northwest with illustrated, jargon-free questions. Features over 300 photos, taxonomic details, and descriptions. Content is updated frequently and available offline.






This toolbox helps identify seaweeds found in the German North Sea. It features an interactive key for species identification and detailed taxon profiles for verification. A glossary is also included to explain scientific terms.







Engage in a soothing puzzle experience by sorting colored water into matching glasses. Tap to pour and strategically fill each container to complete levels in this charmingly challenging game.


Engage in a simple yet fun puzzle game where you sort and organize various objects into their designated boxes. This app offers a mentally stimulating experience with clean graphics and smooth animations, perfect for those who enjoy organizing challenges.


Engage your mind with an addictive color sorting puzzle game. Pour and mix vibrant liquids into their correct containers, testing your logic and problem-solving skills across numerous challenging levels. Enjoy a visually stunning and relaxing experience designed for both casual and experienced players.


This is a relaxing yet challenging puzzle game where you sort colored water into glasses. The goal is to have each glass contain only one color. It offers hundreds of levels and simple controls, perfect for exercising your brain.


Engage your mind with a unique water sorting puzzle experience. Help a wizard sort magical potions by color to solve challenging levels and find stress relief.


Engage in a relaxing sorting experience by placing beads into their corresponding colored bins. This game is perfect for those who enjoy tidying and organizing tasks.


Engage your mind with a vibrant color-matching puzzle. Sort pixels into their correct baskets to complete colorful images. Strategically move baskets to avoid filling up the parking space and ensure successful pixel collection.


Engage in a captivating floral puzzle game where you strategically sort vibrant flowers by color into tubes. This game offers a tranquil escape with endless levels and a stunning collection of unlockable flower species. Experience innovative gameplay with unique vase transformations and a serene, bloom-inspired atmosphere.


Get tide charts and current predictions worldwide. See water levels, high/low tide times, and sun/moon data at a glance. Plan your outdoor activities with ease.


Engage in an immersive store management simulator where you tackle a logistics crisis by sorting and eliminating items within a time limit. Utilize multi-layered shelving and power-ups to overcome challenges and experience a stress-relieving, exhilarating gameplay loop.


A relaxing color-matching puzzle game where you pour water between bottles to create perfect color matches. Enjoy a calming experience with no time limits or penalties, and complete daily challenges to grow virtual plants.


Engage in a casual sorting game where you organize goods on supermarket shelves. This game tests your visual acuity and cognitive skills while offering a relaxing and fun experience.


Engage in a unique blend of warehouse organization and match-3 puzzle solving. Sort goods onto shelves by completing challenging puzzles, unlocking power-ups, and earning rewards. Daily challenges and warehouse upgrades add to the fun.


Control all your smart aquarium devices from a single, intuitive interface. Manage lighting, water pumps, and supplement dosing for a thriving aquatic environment.


Engage in a puzzle adventure where you hunt ocean monsters and sort matching fish. Expand your personal aquarium by clearing levels and discovering new aquatic life. Unlock premium features and exclusive content through flexible subscription plans.


Engage your logic and problem-solving skills with this addictive color sorting puzzle game. Strategically pour and rearrange colored water in tubes to match them, with increasing complexity across hundreds of levels. Enjoy a calming, immersive experience perfect for relaxation or brain stimulation.


Engage in a vibrant sorting game where you match and collect three identical items from shelves. Organize chaos into order with satisfying matches and beautiful 3D designs. Complete challenges, earn rewards, and enjoy endless fun with unique puzzles.