PREVIEW · EARLY-BIRD
Turn YouTube Videos into Bilingual Study Material — Watch, Shadow, Remember
Coherent bilingual subtitles, click-to-define lookup, AI breakdowns, pronunciation feedback, and auto-collected vocabulary — you're learning while you watch.
The product
Bilingual subtitles in action
AI-generated subtitles and translation, with the sharpest summary on every video
1 看 Watch
Coherent bilingual subtitles for the videos you love
2 懂 Understand
Video too long? AI gives you the full breakdown instantly
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3 练 Practice
From understanding it to saying it
4 记 Keep
Every word and phrase you meet, kept for later
Preview pricing. A one-time Pro Pass.
Murmur is in early preview — these are early-bird prices. Buy a fixed-length access window; nothing renews automatically.
Free
$0 forever
- Bilingual subtitles — Google & Microsoft (unlimited · free)
- Murmur dictionary (examples · synonyms · word forms)
- AI-curated vocabulary per video
- Pronunciation scoring — 15 free per month
MOST POPULAR
Month Pass
$3.99 30 days
- Everything in Free, plus:
- Unlimited library, sentence and vocabulary
- AI context-aware subtitles — re-segments and translates with full context
- AI video summary (smart chapters)
- Ample pronunciation scoring quota
Season Pass
$9.99 90 days
- Everything in Month Pass
- Best current value
- 3-day low-usage manual refund review
One-time access window. No auto-renewal. Cancel by simply not buying again.