使用说明与条款 / Usage and Terms 本应用采用一次性付费下载。下载后无需再次购买转换次数，没有订阅和自动续费。价格以您所在地区 App Store 显示为准。退款、重新下载及相关购买政策由 Apple 管理。 This is a paid-download app. No conversion credits, subscriptions or recurring charges are required. Your storefront displays the applicable price. Apple manages refunds and redownloads. 只处理您拥有权利或获授权使用的视频与音频。视频转 MP3 不会授予您传播、表演或商业使用音乐的权利。本应用不提供在线音乐源或下载第三方网页视频。 Process only media you own or are authorized to use. Conversion does not grant distribution, performance or commercial-use rights. The app does not provide online music sources or downloads from third-party video websites. 转换与裁剪生成新的 MP3，原件保留。删除前请核对文件。U 盘需要能被 iOS“文件”识别，并获得目录访问授权；只读、空间不足、连接或设备兼容性问题可能导致保存失败。 Conversion and trimming create new MP3 files and preserve the source. Check filenames before deleting. External drives must work with iOS Files and require folder permission. Read-only media, insufficient space or connection and compatibility issues may prevent saving. 重要文件请保留备份。应用处理可能受 iOS 后台运行时间与设备状态影响。不得将工具用于侵害他人权利或违法用途。适用 Apple 标准许可协议及法律规定的消费者权利。 Keep backups of important files. Processing may be limited by iOS background time or device conditions. Do not use the app to infringe rights or violate the law. Apple's standard EULA and applicable consumer rights apply. 联系方式 / Contact: support@mlxb.cc