TransGull
AI translation tool for dialogue, image translation, simultaneous interpretation, and video subtitling.
What is TransGull?
TransGull (also known as 翻訳カモメ or 翻譯鷗) is an advanced AI-powered translation tool developed by Say Wow, Inc. It provides context-aware, highly accurate translation services right from your smartphone or desktop. Designed to break down language barriers seamlessly, TransGull excels at multi-scenario communication, offering reliable dialog translation, precise image translation (圖片翻譯), and practical simultaneous interpretation (ai同聲傳譯 / 同時通訳 ai). It also serves as a robust video translation tool capable of generating bilingual subtitles for local video files (翻訳本地视频 / ローカル 動画 翻訳) or online streams, making it an excellent youtube 翻譯 solution.
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TransGull Pricing Plans
Compare TransGull free options, TransGull paid pricing plans, and usage notes before you choose the best way to use this AI tool in 2026.
Free daily quota, pay-as-you-go premium features using Shells credits.
Includes a daily free quota of 30,000 characters shared between Dialog Translation and Image Translation. Resets daily at 0:00 UTC.
Billed after exceeding the free daily quota. Portions less than 350 characters are rounded up and charged as 1 Shell.
Ideal for listening-only scenarios like lectures. Equivalent to 1 Shell consumed every 5 seconds; durations under 5 seconds are rounded up.
Ideal for interactive meetings. Equivalent to 1 Shell consumed every 4 seconds; durations under 4 seconds are rounded up.
Uses video's built-in subtitles for original language and translation selection.
Uses built-in subtitles for the original language and AI translation for translated subtitles. Durations less than 10 seconds are charged as 10 seconds.
Uses AI speech recognition for the original language and built-in subtitles (or no translation) for translated subtitles. Durations less than 1 minute are charged as 1 minute.
Uses AI speech recognition for the original language combined with AI translation for translated subtitles. Calculated as the sum of Mode 2 and Mode 3 costs.
Pricing updated:Jun 12, 2026
TransGull AI Features
TransGull Pros and Cons
Pros
- Context-aware AI delivers superior translation accuracy compared to standard machine translation.
- Flexible pay-as-you-go model using prepaid credits called 'Shells' that never expire.
- Generous free daily quota of 30,000 characters for dialog and image translation.
- Supports vertical text recognition on images.
- Refunds Shells automatically if a video translation task fails.
Limitations
- Image translation can be slightly slower due to deep AI inference computation requirements.
- Simultaneous interpretation charges continuously once voice recognition is activated, even during silence.
- Rounding up billing rules apply to short durations in interpretation and video modes.