Paid tool

TransGull

AI translation tool for dialogue, image translation, simultaneous interpretation, and video subtitling.

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Intro

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.

TransGull at a glance
Free daily quota, pay-as-you-go premium features using Shells credits.14K monthly visitsPaid access
Pricing

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.

Free

Includes a daily free quota of 30,000 characters shared between Dialog Translation and Image Translation. Resets daily at 0:00 UTC.

1 Shell per 350 characters

Billed after exceeding the free daily quota. Portions less than 350 characters are rounded up and charged as 1 Shell.

720 Shells per hour

Ideal for listening-only scenarios like lectures. Equivalent to 1 Shell consumed every 5 seconds; durations under 5 seconds are rounded up.

900 Shells per hour

Ideal for interactive meetings. Equivalent to 1 Shell consumed every 4 seconds; durations under 4 seconds are rounded up.

Free

Uses video's built-in subtitles for original language and translation selection.

1 Shell per 10 seconds

Uses built-in subtitles for the original language and AI translation for translated subtitles. Durations less than 10 seconds are charged as 10 seconds.

1 Shell per 1 minute

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.

7 Shells per 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

Features

TransGull AI Features

Context-Smart Dialog Translation: Seamless voice and text support that understands the flow of conversation.Accurate Image Translation: Advanced vertical text recognition and deep AI inference for highly comprehensible image text translation.Real-Time Simultaneous Interpretation: Supports one-way and two-way interpretation modes tailored for lectures, live streams, and international business meetings.AI Video Translation: Automatically generates and translates accurate bilingual subtitles for both local and online video files.Cross-Platform Support: Available for download on Windows, Mac, and mobile smartphones.
Pros & Cons

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.

TransGull FAQ

TransGull utilizes a context-aware AI engine. Instead of translating sentence-by-sentence in isolation, it analyzes the entire context of the dialogue or session, allowing it to provide more natural, accurate, and comprehensible results.