Castlingo: AI 英语播客电台

This update launches the "Authentic Silicon Valley Voices" section, where you can listen to real English podcasts on YouTube with simultaneous Chinese-English subtitles, word lookup, and daily updates of the latest and most popular podcasts.

Castlingo - Master English in 600 Hours with the FSI Diplomat Training Method

You've studied English for over a decade and memorized 10,000 words, but why do you still get distracted after three sentences when listening to Huberman, TED, or All-In?

It's not a vocabulary problem - your listening muscles have never been trained with real English voices.

Castlingo solves this with a proven method: one episode a day, repetition becomes instinct.

■ Newly launched "Authentic Silicon Valley Voices" section
Listen to the original voices of the world's top English podcasts directly in Castlingo:
· Huberman Lab - Neuroscience / Health
· All-In Podcast - Silicon Valley Technology / Venture Capital Investment
· Lex Fridman - AI / In-depth Interviews
· Kurzgesagt - Popular Science Animation
· Y Combinator - Entrepreneurship Courses
The latest content is automatically updated daily.

Chinese-English subtitles are shown simultaneously. Click on unfamiliar words to look up Chinese definitions and add them to your personal vocabulary notebook with one click. The era of not understanding English original voices is over.

■ One AI English podcast episode a day
Choose from three difficulty levels:
· Beginner (within 1000 words / slow speed / 3 - 5 minutes / daily conversations)
· Intermediate (within 3000 words / medium speed / 5 - 8 minutes / life and culture)
· Advanced (natural speed / 8 - 12 minutes / news and business)
The playing logic strictly follows the FSI diplomat training method:
English original voice ×3 times → Chinese translation ×1 time → English original voice ×1 time → vocabulary flashcards
Repetition becomes instinct. 20 minutes a day, 600 hours achieved in 5 months.

■ Sentence pattern explanation + closed-loop training
2 - 3 core sentence patterns are automatically extracted from each episode and disassembled in a 6-step process (pronunciation / repeat after me / literal meaning / scene and feeling / example sentence).
Two types of closed-loop training are provided for new words:
· Word meaning matching - Drag and match 4 words in 2 columns
· Sentence construction - Drag English word chunks to form correct sentences
The forgetting curve automatically tracks three memory states: firmly remembered / decaying / about to be forgotten.

■ Visualization of learning records
· Listening level Lv.1 - 5, automatically upgraded based on the number of episodes and vocabulary
· Continuous check-in streak, reset automatically if interrupted
· 12 achievement badges, automatically unlocked when you listen to the full number of episodes / vocabulary / correct matches
· Complete play history + favorite list

■ Pricing
· Free version: 1 podcast episode + 2 sentence patterns per day
· Pro version: 3-day free trial, choose from monthly payment / annual payment / lifetime purchase
All content is ad-free / synced across devices / unlimited listening

Thank you for the support of every user. Any feedback is welcome to be sent to us via "Me → Contact Us" in the app.

Castlingo Pro subscription:
- Unlimited episodes per day
- Complete 5-round loop playback
- Real-time bilingual subtitles
- All vocabulary flashcards
- Unlimited practice games
- Annual payment: ¥298/year
- Monthly payment: ¥48/month

Subscriptions will auto-renew. You can cancel at any time in your App Store account settings.