YouTube transcript extension
Clean captions with timestamps, language selection, and quick copy — directly on the video page.
What it does
Summarize YouTube videos without switching tabs
Samurai Zer is a YouTube transcript extension, YouTube translator, AI summary tool, and video analysis assistant in one focused panel.
YouTube transcript translator
Translate transcript content into your language and keep the result next to the video.
AI YouTube summary
Turn long videos into concise notes, key points, and a structured explanation.
Built for focus
AI analysis for long YouTube videos
Use Samurai Zer to review strengths, weaknesses, missing context, and practical takeaways. The Transcript tab is available without registration. Paid Monthly Unlimited and Yearly Unlimited plans unlock translation, summary, and analysis with unlimited tokens during the paid period.
- Transcript available without registration
- Translate YouTube transcripts into your language
- Summarize YouTube videos in seconds
- Critical analysis for research and learning
- Unlimited paid tokens for translation, summary, and analysis
Use cases
Choose the workflow you need
YouTube Transcript Extension
Read clean captions and copy transcript text directly from YouTube.
YouTube Translator Extension
Translate transcript content while staying on the video page.
YouTube Summary Extension
Generate concise AI summaries and key takeaways from long videos.
YouTube Video Analysis
Get structured critique, strengths, weaknesses, and missing context.
Plans
Unlimited paid plans
Transcript viewing is free without registration. Paid plans provide unlimited tokens during the paid period for translation, summary, and analysis.
Monthly Unlimited
4.99 USD / month
Unlimited tokens during the monthly period: translation, summary, and analysis included.
Yearly Unlimited
39.99 USD / year
Unlimited tokens during the yearly period: translation, summary, and analysis included.
FAQ
Questions about Samurai Zer
Is the transcript free?
Yes. The Transcript tab can be used without registration.
Can Samurai Zer translate YouTube videos?
Yes. It translates transcript content and uses translation inside the transcript, summary, and analysis workflow.
Are paid plans unlimited?
Yes. Monthly Unlimited and Yearly Unlimited include unlimited paid tokens for translation, summary, and analysis during the paid period.
Does the extension download YouTube videos?
No. Samurai Zer works with transcript text and does not download video or audio.
Contact
Questions, support, feedback
Send a message and we will get back to you. The form uses a honeypot, timing check, and rate limiting to reduce spam.