Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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Language REACTOR
✓ verifiedFreemium
Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
1.7M visits/mo
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Talkpal
✓ verifiedFreemium
AI language coach offering conversational practice with real-time feedback across 130+ languages.
1.5M visits/mo9.9K saves
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Brilliant
✓ verifiedFreemium
Interactive learning app with an AI tutor for math, coding, science and data-visual, adaptive lessons for all ages.
2.6M visits/mo
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ParakeetAI
✓ verifiedFreemium
Real-time AI interview assistant that transcribes questions and generates answers, marketed as undetectable on screen share.
1.2M visits/mo5.4K saves
Pricing
No public pricing
No public pricing
Free trial available
No public pricing
No public pricing
No public pricing
Core features
- ✦Dual subtitles on Netflix and YouTube
- ✦Click-to-lookup word translations
- ✦Saveable vocabulary items
- ✦Playback controls for language study
- ✦Works as a browser extension
- ✦Conversational practice with AI tutors
- ✦Real-time personalized feedback and corrections
- ✦Dialogue, sentence, word, call, photo, and debate modes
- ✦Voice interaction with natural AI voices
- ✦Grammar courses and language certificates
- ✦130+ languages on web, iOS, and Android
- ✦Personal AI tutor (Koji)
- ✦Visual, interactive lessons
- ✦Adaptive practice based on mastery
- ✦Courses in math, CS, science and data
- ✦Gamified streaks, levels and daily goals
- ✦iOS and Android apps
- ✦Video lessons
- ✦Revision notes
- ✦Quizzes
- ✦Flashcards
- ✦Exam-style questions
- ✦Past papers
- ✦real-time question transcription
- ✦AI answers with a choice of GPT or Claude models
- ✦coding interview support
- ✦resume-based personalization
- ✦knowledge base uploads
- ✦invisible during screen share
- ✦AI meeting notes
Use cases
- →Learn a language while watching shows
- →Look up and save new words from video
- →Study with dual subtitles
- →Self-learners practicing conversational fluency
- →Business teams training employees in new languages
- →Students supplementing classroom language education
- →Learning math and coding by doing
- →Getting adaptive tutoring outside class
- →Building STEM intuition
- →Daily skill practice
- →Preparing for Maths and Science exams at KS3, GCSE, and A-Level.
- →getting live answers during job interviews
- →coding interview assistance
- →meeting note-taking
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