Sunja vs Kawn

Sunja is interactive 3D science for anyone who never stopped asking why. Every concept is a small 3D world you can step into. Split a beam of light into colour. Watch pollination happen. Follow how GPS works out where you are. Beside every world there is a reading guide that tells the story in plain language, and audio narration for when you would rather listen. When a question comes up, ask Sunja, the built-in tutor, by voice or by typing. WHAT IS INSIDE • 22 interactive 3D worlds across nature, technology, space and history • A reading guide for every concept, written to be clear rather than clever • Audio narration you can play anywhere • Ask Sunja — a tutor for follow-up questions, by voice or by text • Bookmarks for anything worth coming back to • Streaks and XP that quietly count the days you show up FOR CURIOUS PEOPLE OF ANY AGE Sunja is built for curiosity at any age: safe and comfortable for children, and still interesting for grown-ups. Choose a kid, teen or adult profile at the start and the explanations follow. TOPICS Photosynthesis, germination, pollination, the human heart, DNA, cell division, light and colour, magnetism, gravity and orbits, moon phases, the life of a star, plate tectonics, the water cycle, the periodic table, chemical bonds, binary code, the internet, GPS, ancient Egypt, the Renaissance, the Industrial Revolution — with more worlds added over time. HONEST ABOUT LEARNING No IQ promises. Better inputs: active exploration, retrieval, and spaced curiosity. Small lessons compound. FREE TO START Sunja is free to start: explore the worlds, read the guides, listen to the narration. Sunja Pro unlocks every world, every reading guide and every tutor session, monthly or annually. A subscription renews automatically unless you turn it off at least 24 hours before the period ends; you can manage it in your account settings at any time. Learn something worth remembering. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Kawn is an encyclopedia of the whole universe, written for curious minds in English and Arabic. Meet a snow leopard, fly past the rings of Saturn, then swing a pendulum on the Moon - all in one app. LIVING WORLD - Explore hundreds of thousands of animals and plants with photos, English and Arabic names and family trees - See conservation status, where each species has been recorded and its closest relatives - Life Near You shows the species people have recorded around you SPACE - A 3D solar system you can fly through, with real data for every planet and major moon - The astronomy picture of the day and a sky archive going back to 1995 - The International Space Station live on a map and upcoming rocket launches - Asteroids passing Earth and today's space weather PHYSICS LABS - Live simulations of pendulums, projectiles, gravity and orbits, waves, lenses and electric fields - Change a value and watch the result, with the equation behind it SCIENCE LIBRARY - The great laws of physics with worked examples - The fundamental constants of nature - Scientists across history, including the scholars of the Islamic Golden Age - A timeline of discovery VIDEO LIBRARY - Every category has its own video hub with themed collections, from big cats and carnivorous plants to black holes and quantum physics - Documentaries and explainers in Arabic and English from trusted science channels, played with YouTube's own player - Keep a Watch later list of the videos you want to see LEARN AND PLAY - Daily quizzes, challenge mode, explorer ranks and badges - Save favorites and listen to articles read aloud - Optional Sign in with Apple keeps your progress on all your devices Kawn Pro is a single one-time purchase that unlocks every physics lab, the full video library with Watch later, challenge mode, Life Near You and the full sky archive. No subscription. Content comes from iNaturalist, Wikipedia, NASA, JPL, NOAA and The Space Devs, and every photo is shown with its credit and license.