Support / 技术支持
If you have any questions, feedback, or need assistance with Duoler, please don't hesitate to reach out to us.
如果您有任何问题、建议或需要帮助，请随时联系我们。
devforall@qq.com
We typically respond within 24-48 hours.
我们通常会在 24-48 小时内回复。
An iPhone app for learning languages with your own videos. Import a video, add your subtitles or let on-device AI create bilingual subtitles, then tap any word or sentence to translate it and save it to your notebook together with the video clip. / 一款用自己的视频学外语的 iPhone 应用：导入视频，添加自己的字幕或让设备上的 AI 生成双语字幕，点击任意单词或句子即可翻译，并连同视频片段收藏到生词本。
Tap + on the home screen and choose a video from the Files app (MP4, MOV and other formats iOS can play). For a video in Photos, save it to Files first (Share > Save to Files). / 在首页点 +，从“文件”App 中选择视频（MP4、MOV 等 iOS 可播放的格式）。相册里的视频请先存储到“文件”（分享 > 存储到“文件”）。
Duoler can create subtitles on your iPhone with AI, including bilingual subtitles. It recognizes English, Chinese (Simplified and Traditional), Cantonese, Japanese, Korean, French, German, Spanish, Italian and Portuguese. The free plan includes 5 minutes per day (up to 5 minutes per video); Premium is unlimited. If you already have subtitles, you can import SRT, VTT or ASS/SSA files. / Duoler 可以在 iPhone 上用 AI 生成字幕，包括双语字幕，支持英语、中文（简体和繁体）、粤语、日语、韩语、法语、德语、西班牙语、意大利语和葡萄牙语。免费版每天 5 分钟（每个视频最多 5 分钟），高级版不限时长。如果已有字幕，也可以直接导入 SRT、VTT 或 ASS/SSA 文件。
No. Videos, subtitles and your notebook stay on your device, and AI subtitles are created on the device. Translation uses Apple's on-device translation; the first time you use a language, iOS may ask to download it. / 不会。视频、字幕和生词本都保存在您的设备上，AI 字幕也在设备上生成。翻译使用 Apple 的设备端翻译，首次使用某种语言时 iOS 可能会提示下载。
Tap "Restore Purchases" in the app's Settings or on the subscription screen. / 在应用的设置页或订阅页面点击「恢复购买」。
Open iOS Settings > [your name] > Subscriptions, select Duoler and cancel. Premium stays active until the end of the current period. / 打开 iOS“设置”> 您的姓名 >“订阅”，选择 Duoler 并取消。高级版会保留到当前订阅期结束。