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
✕
Language REACTOR
✓ verifiedFreemium
Browser extension that adds dual subtitles and click-to-lookup to Netflix and YouTube for learning languages.
1.7M visits/mo
✕
Pronounce
✓ verifiedFreemium
AI English-speaking coach flagging pronunciation and spoken-grammar errors with live AI conversation practice and feedback.
177K visits/mo6.9K saves
✕
LanguaTalk
✓ verifiedFreemium
AI language coach with human-like voices for immersive speaking practice, plus optional 1-on-1 human tutors.
512K visits/mo
✕
InterSub
✓ verifiedFreemium
Browser extension offering interactive dual subtitles and instant word translations for language learning while streaming.
100K visits/mo
Pricing
No public pricing
No public pricing
No public pricing
Free: $0/mo
Pay-as-you-go: from $1.50
Premium: from $6/mo
Free trial available
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
- ✦Instant AI feedback on pronunciation and grammar
- ✦Live AI conversation practice partners
- ✦American and British accent training
- ✦Meeting recording and transcription (Meet, Zoom, 100+ apps)
- ✦Speech checker with targeted drills
- ✦Human-like AI conversation voices
- ✦Role plays and topic discussions
- ✦Detailed feedback on mistakes
- ✦Vocabulary saving woven into flashcards and stories
- ✦Optional 1-on-1 human tutors
- ✦Interactive dual subtitles
- ✦Instant hover word translations
- ✦On-the-fly subtitle translation
- ✦Personal wordbook with Anki sync
- ✦Multi-platform (YouTube, Netflix, Coursera, etc.)
- ✦Phrase/idiom collocation detection
Use cases
- →Learn a language while watching shows
- →Look up and save new words from video
- →Study with dual subtitles
- →Improving English pronunciation and fluency
- →Practicing interviews, meetings and small talk
- →Accent training for professionals
- →Checking speech clarity in real meetings
- →Build real-world speaking fluency
- →Practice conversation without pressure
- →Supplement AI practice with human coaching
- →Learning a language via shows and courses
- →Looking up words while watching
- →Building and reviewing vocabulary
Visit