擅長透過多種引擎進行廣泛的網頁與文件翻譯,但較不適合以影片為主的語言學習。
Checksub 每月有 103,481 次造訪,月增率 -25.6%,定價模式為免費試用、付費。Trancy 每月有 438,752 次造訪,成長率 -57.6%,定價模式為免費增值、免費試用。

Checksub is a browser-based AI video localization platform that generates and animates subtitles, translates videos into 200+ languages, and produces AI dubbing with voice cloning. It combines automatic subtitling, script-to-subtitle alignment, translation, and an advanced online editor for fine-tuning every line.
| 面向/指標 | ![]() | |
|---|---|---|
| 官方網域 | checksub.com | trancy.org |
| 定價模式 | 免費試用、付費 | 免費增值、免費試用 |
| 每月造訪次數 | 10.35萬 (103,481) | 43.88萬 (438,752) |
| 月流量變化量 | -3.55萬 (-25.6%) | -59.68萬 (-57.6%) |
| 主要市場與市佔 | 🇸🇬 新加坡 (9.9%) | 🇨🇳 中國 (24%) |
| 每月直接造訪 | 5.44萬 | 33.37萬 |
| 使用者評分 | 4.2 | 4.5 |
| 支援平台 | 網站 | 網站 |

Checksub is a browser-based AI video localization platform that generates and animates subtitles, translates videos into 200+ languages, and produces AI dubbing with voice cloning. It combines automatic subtitling, script-to-subtitle alignment, translation, and an advanced online editor for fine-tuning every line.
Generates accurate captions with AI, then lets you apply dozens of style presets and animations, including one-click karaoke effects, before exporting burned-in video or subtitle files.
Machine translation built specifically for subtitles, so line lengths and timing stay readable instead of copying a generic document translator.
Separates music and background noise from the original voices, then replaces only the speech with realistic AI dubbing so the audio atmosphere is preserved.
Clone a speaker's voice from a sample and use it to replace the original voice-over across dozens of languages with a natural delivery.
Trancy is a language learning assistant that overlays AI bilingual subtitles on YouTube, Netflix, and other streaming and course platforms, then turns what you watch into vocabulary, sentence, and speaking practice.
Watch videos on YouTube, Netflix, HBO Max, TED, and course platforms with side-by-side bilingual subtitles in theater or reading mode.
Get instant definitions, grammar breakdowns, and part-of-speech tagging for selected words and sentences using AI and NLP.
Translate selected text, paragraphs, or entire pages in place, with bilingual comparison and a choice of translation engines.
Save words and real-life sentences to decks, highlight unknown words as you browse, and review them in the web learning center.
擅長透過多種引擎進行廣泛的網頁與文件翻譯,但較不適合以影片為主的語言學習。
提供類似的 Netflix 與 YouTube 雙語字幕,但缺乏 Trancy 內建的 AI 對話解析功能。
提供類似的 Netflix 與 YouTube 雙語字幕,但缺乏 Trancy 內建的 AI 對話解析功能。
專項更強用擬真 AI 與專業真人外師,從第一天就開口說外語
免費 AI 影片配音與嘴型同步,支援 170+ 種語言
用語音複製與嘴型同步,把影片翻譯並配音成 140 多種語言