Fun arc lets the user to search for unknown facts about today and also allows to search for places of interest and safety.Make sure your network connectivity is good while using.The app is designed mainly for smart phones</div> <div class="id-app-translated-desc" style="display:none">有趣的弧线让用户搜索今天未知的事实,也使得搜索的兴趣和safety.Make地确保您的网络连接是否良好,而using.The应用程序主要是针对智能手机</div> <div class="show-more-end">