| What it does | Stop forgetting what you read.
| AI-powered FAA checkride prep with mock oral exams and coached written test practice
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| Stage | Not given
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| Founded | Not given
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| Based in | HR
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | First book free. Kern Plus subscription (monthly or yearly) unlocks unlimited books, or single-book one-time purchases available.
| Written prep is one purchase per rating and covers every knowledge test that rating needs. Mock oral sessions use credits, with optional five-session packs available. No subscription required; credits do not expire.
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| Key features | - Flashcards generated from book titles without highlights or uploads
- Spaced repetition across all books in one interleaved feed
- Four card types: quick check, fill the blank, explain simply, myth buster
- Home Screen widget for answering cards without opening the app
- Wall widget showing how fresh each book is
- Lock Screen widgets showing which book is fading next
- Reminders at your chosen quiet time, only on days you haven't reviewed
- No account required, reviews work fully offline
- Works with paper books, Kindle, audiobooks and library copies
- Cards written in Kern's own words, not excerpts from books
| - Voice AI examiner conducts full checkride orals with ACS grading
- Coached written test practice that grades reasoning and answers
- Weak topics carry automatically from written prep to mock oral
- Supports multiple ratings: PPL, Instrument, Commercial, CFI, CFII, ATP
- Save and resume mock orals anytime without using additional credits
- Flight school analytics and student license management
- Access to latest FAR, POH, weather and approach information
- Free demo available for written prep without signup
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| What makes it different | - No account, sign-up or email capture required
- Works for books without highlights, uploads or notes
- Covers audiobooks and library copies that other retention tools cannot handle
| - Agentic search system grounded in real FAA standards and current regulations
- Grades reasoning and explanations, not just answers
- Voice-native AI examiner mimics real checkride experience with tailored scenarios
- Integration of written prep and mock oral for comprehensive exam preparation
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 14 ▲ +1 (up) since last check | 14 ▲ +1 (up) since last check |
| Trust Flow (Majestic) | 3 | 7 |
| Citation Flow (Majestic) | 21 | 19 |
| Referring domains (Majestic) | 23 | 15 |