Play a sliding puzzle game where players move left or right to control their character. Dodge obstacles that reduce numerical values. Complete levels by finishing races with the highest remaining .
Learn and test knowledge of navigation rules with interactive quizzes and detailed explanations. Filter questions by category and difficulty. Track progress with performance analytics and proficiency reports.
Configure proxy servers using rule-based settings. Support multiple protocols including VLESS, VMess, Trojan, Shadowsocks, Socks, SSH, Hysteria, TUIC, and Wireguard. Customize DNS settings. No data is collected or uploaded from the device.
Learn languages using videos and podcasts with bilingual subtitles and real-time translation. Practice by listening, understanding, imitating, and comparing speech. Get AI assistance to navigate difficult sections.
Browse presentations, speaker details, and event resources. View session slides and annotate with drawings and highlights. Take notes per slide and save them online for access through your personal summary.
Share photos and videos with friends using desktop widgets. Add widgets to sync content in real time. View shared media on each other's home screens. Send funny photos to surprise friends when they unlock their phones.
Browse presentations, speaker info, and exhibitor details
Browse meeting presentations, speaker, and exhibitor details. View session slides and annotate with drawings and highlights. Take notes per slide and save them online for later access through a personal summary.
Play puzzles by sliding letters in eight directions to find . Choose from 80+ categories and 10000+ . Select from Classic, Relax, or Daily modes. Track progress and challenge vocabulary.
Browse presentations, presenter, and exhibitor details from events. Access session slides and annotate them with finger drawing and highlighting. Take notes per slide and save them online for later access.
Access sizing charts and use a slide rule calculator to determine ® tubing size. Input gas type, supply pressure, pressure drop, and run length to calculate flow capacity for different tube sizes.
Allows users to perform complex calculations with a natural equation entry system. It supports split screen, wireless keyboards, and Apple Watch integration. The displays full equations in real time and offers dark mode for enhanced readability.
Configures and manages proxy connections for multiple protocols including Clash, V2ray, and Shadowsocks. Applies routing rules to select optimal nodes from subscription sources. Supports custom rule groups and node groups.