画画本 vs Star Map Night Sky

画画本 画画本是一款轻松好用的涂色与绘画应用，提供丰富线稿、创意画布和实用绘画工具，让每一次创作都更有趣。 【丰富画稿素材】 • 多种精美线稿图案，涵盖动物、交通工具、自然、奇想、简笔画、一笔画等主题 • 可爱的熊猫、企鹅、大象、兔子等形象 • 消防车、挖掘机、热气球、彩虹车等趣味内容 • 持续更新更多画稿素材 【创意绘画玩法】 • 经典涂色画布，轻松完成一幅作品 • 线稿提取：把照片转换成适合临摹的轮廓图 • 镜像画板：左右同步绘制，体验对称创作 • 万花筒画布：旋转复制笔迹，画出独特图案 • 彩虹笔：画线自动换色，让作品更有表现力 • 描摹板和一笔练习，提供更多绘画方式 【专业绘画工具】 • 丰富调色板，多种颜色自由选择 • 支持调节画笔大小 • 橡皮擦、撤销、重做，修改更方便 • 支持缩放和移动画布，细节绘制更轻松 • 参考图功能，随时查看原图 • 横屏绘画，获得更大的创作空间 【作品管理】 • 一键保存到相册 • 我的作品库，随时查看历史创作 • 支持保存线稿，方便后续练习或打印 【会员功能】 画画本提供部分免费画稿和基础绘画功能。开通会员后，可解锁更多画稿、高级画布、线稿保存、高清保存等能力。 【订阅说明】 • 付款：购买确认后将从您的 iTunes 账户扣费 • 自动续订：月度和年度订阅将在到期前 24 小时自动续费，除非您在此之前关闭自动续订 • 管理订阅：您可以在 iPhone 的「设置 - Apple ID - 订阅」中管理或取消订阅 • 取消订阅：在当前订阅周期结束前至少 24 小时取消，才能避免下一周期的扣费 • 永久会员为一次性购买，无需续费 【隐私承诺】 • 不收集个人身份信息 • 不读取或上传您的照片 • 所有作品保存在本地设备 • 仅在您授权后访问相册保存功能 • 应用内无广告干扰 【联系我们】 如有任何问题或建议，欢迎通过以下方式联系： 邮箱：zhoupeibi02@163.com 隐私政策：https://www.doudousoftware.com/mask.html 用户协议：https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

SpaceUtil is a star map with AR that helps you find constellations, explore a 3D solar system, follow the ISS tracker live and see where Voyager is right now. The whole night sky in one astronomy app, with no account, and almost everything computed on your device without an internet connection. ■ AR STAR MAP AND SKY VIEWER • Point your phone at the sky to see the stars and constellations in that direction. • 120,000 stars and all 88 constellations with lines, names and artwork. • AR mode overlays the sky chart on your camera view. • Red night mode for comfortable stargazing in the dark. • Search for a star, planet or constellation and an arrow guides you to it. • Rewind or fast-forward time to see the sky on any date. ■ 3D SOLAR SYSTEM • An orrery with the Sun, the eight planets and major moons in their real positions. • Rotate and zoom with your fingers, and tap a planet for its story. • Live distances to each planet, Jupiter's four big moons and Saturn's rings. • Follow conjunctions and planet alignments. ■ LIVE ISS TRACKER • See where the International Space Station is right now on a 3D globe and a world map, updated every second. • Visible pass predictions for your location with time, direction and altitude. • A sky-path view of each pass. ■ WHERE ARE VOYAGER 1 AND 2? • Follow the two farthest human-made objects on a 3D map of the solar system. • See their current distance from Earth, computed on your device from public space-agency reference data. ■ TONIGHT • A briefing on tonight's observing conditions based on the moon phase and twilight times. • 5 objects worth looking at right now. • Sun, moon and planet rise and set times. • Civil, nautical and astronomical twilight. ■ MOON, ECLIPSES, METEOR SHOWERS • Moon phase calendar and lunar age. • Upcoming solar and lunar eclipses. • Every major meteor shower with its peak night and how bright the moon will be. ■ ASTROPHOTOGRAPHY HELPERS • 500-rule exposure calculator. • Milky Way planner. • Golden hour, blue hour and moonrise direction. ■ LEARN AND PLAY • Constellation myths and a space quiz. • The sky on your birthday and light travel time. • Light-year, AU and parsec converter. • An exoplanet catalog. • An observation log with badges. ■ GETTING STARTED • Open the star map and hold your phone up toward the sky. • Switch on AR mode to see constellation lines over the camera image. • Turn on red mode once you are outside in the dark. • Search for a planet or star and follow the arrow. • Check Tonight before heading out. ■ WHO IS IT FOR? • Stargazers identifying stars and constellations with AR. • Space fans tracking the ISS, the Voyager probes and planetary alignments. • Astrophotographers planning Milky Way shots. • Anyone learning about exoplanets, myths and moon phases. ■ TIPS • Use time controls to preview the sky on an eclipse date. • Check how bright the moon will be before a meteor shower peak night. • Log what you observe to collect badges. ■ FAQ • Do I need an account? No. There is no account and no cloud. • Does it work offline? Almost everything is computed on your device. • Is the camera image saved? No, never. • Are there ads? A single banner ad at the bottom of the screen supports development. No full-screen or video ads. ■ PRIVACY AND PERMISSIONS • Location is used only on the device to align the sky map. • The camera powers the AR view, and its image is never captured, stored or sent anywhere. Data sources: an open star catalog (CC BY-SA) and public satellite, space-weather and planetary data. SpaceUtil is not affiliated with or endorsed by the data providers. Clear skies from SpaceUtil.