Already pay for ChatGPT, Claude, or Gemini? Connect it to Tavi and get personalized language lessons at a fraction of the cost of traditional apps.
Download on the App Store
Use the AI subscription you already pay for to power personalized language lessons.
Enter your API key for ChatGPT, Claude, or Gemini. Your credentials stay securely in iOS Keychain.
Choose from 10 languages and set your proficiency level from beginner to advanced (CEFR A1-C1).
Get unique lessons generated in real time for your level and interests. Every lesson is different.
Everything you need for effective language learning — no pre-written scripts, no generic exercises.
Connect ChatGPT, Claude, or Gemini via API key. No new AI subscription needed.
Every lesson generated in real time for your proficiency level and interests.
Daily themes, photo lessons, news lessons, or paste custom text to learn from.
SM-2 algorithm schedules vocabulary reviews at the optimal time for retention.
Build consistency with streak tracking, milestones, freeze protection, and shareable cards.
Earn experience points for lessons, reviews, and consistency bonuses.
Weekly charts, streak heatmap, milestone badges, and detailed analytics.
API keys in iOS Keychain. All data on-device. No server-side credential storage.
Your friendly octopus study companion guides you with encouragement and personality.
Built with SwiftUI. Haptic feedback, sound effects, dark mode, and confetti celebrations.
Beginner to advanced (CEFR A1-C1). Every lesson adapts to your level.
Start for free. Upgrade when you're ready for unlimited learning.
Free forever
or $49/year (save 18%)
Download Tavi AI for free and take your first lesson today. All you need is an AI provider API key.
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