Learn languages by chatting with AI characters.

Practice languages naturally with AI characters that remember your conversations, learn your personality, and form bonds over time. No flashcards. No drills. Just real conversations that grow with you.

Hey! Ready to practice today?

Yes! Let's talk about hobbies.

Great! What hobbies do you enjoy?

Built for iOS

Privacy-first approach

Daily practice

Personalized feedback

How it works

Three simple steps to start your language learning journey

Pick a character

Choose from a variety of AI characters, each with unique personalities and traits. From kuudere to tsundere, find someone you connect with.

Chat daily

Practice your target language through natural conversations. The AI remembers your past chats and adapts to your learning style.

Build a bond

As you chat more, your bond grows stronger. Unlock deeper conversations, special responses, and personalized interactions.

Features

Everything you need to learn languages naturally

AI characters with distinct personalities

Each character has a unique personality archetype, making conversations feel authentic and engaging.

Memory of past chats

Characters remember your conversations, preferences, and progress, creating a continuous learning experience.

Multi-language practice

Practice English, German, Spanish, Japanese, and more. Each character adapts to your target language.

Gentle corrections

Get helpful corrections when you make mistakes, with an option to toggle correction frequency.

Progress through conversation

Learn naturally through dialogue. No flashcards or drills—just meaningful conversations that build fluency.

Affection/Bond system

Build relationships with characters over time. Stronger bonds unlock deeper conversations and special content.

Learn in your language

Choose from our supported languages and start chatting your way to fluency

English

Master conversational English with natural dialogue and cultural context.

Business English

Casual Conversations

Idioms & Expressions

Japanese

Learn Japanese with furigana support for easier reading and comprehension.

Hiragana/Katakana

Kanji with Furigana

Polite & Casual Forms

Spanish

Practice Spanish with authentic dialogue and regional variations.

Latin American Spanish

European Spanish

Verb Conjugations

German

Build German fluency through structured conversations and grammar practice.

Formal & Informal

Cases & Articles

Compound Words

French

Develop French skills with emphasis on pronunciation and proper usage.

Pronunciation Guide

Tu vs. Vous

Common Expressions

Meet your characters

Each character brings a unique personality to your learning journey

Kuudere

Cool and reserved, but warms up over time.

Calm

Reserved

Loyal

Tsundere

Starts off cold, but shows their caring side gradually.

Feisty

Caring

Playful

Yandere

Intensely devoted, with a passionate personality.

Passionate

Dedicated

Intense

Dandere

Quiet and shy, but opens up in comfortable settings.

Shy

Gentle

Thoughtful

Himedere

Elegant and refined, with a regal demeanor.

Elegant

Confident

Sophisticated

Deredere

Sweet and affectionate from the start.

Kind

Warm

Supportive

Join the waitlist

Be among the first to experience Bifrost when we launch

Frequently asked questions

Everything you need to know about Bifrost

We currently support English, Japanese (with furigana support), Spanish, German, and French. More languages will be added over time based on user demand.

Absolutely! Bifrost is designed for learners at all levels. Characters adapt to your proficiency level, and you can practice at your own pace. The conversation-based approach makes it less intimidating than traditional learning methods.

Yes, but gently! You can choose how often you want corrections. The AI will helpfully point out mistakes when you enable gentle corrections, making learning feel natural rather than stressful.

Privacy is a core value for us. Your conversations are encrypted, and we never share your data with third parties. You can delete your account and all associated data at any time.

We're working hard to bring Bifrost to iOS soon. Join the waitlist to be notified as soon as we're ready for early access!

We're still finalizing our pricing model, but we plan to offer both free and premium tiers. The free tier will include core features, while premium will unlock advanced characters, unlimited conversations, and more.

Yes! You can select from various character archetypes like Kuudere, Tsundere, Yandere, and more. Each character has a unique personality that makes conversations engaging and memorable.

Absolutely. Characters remember your past conversations, preferences, and learning progress. This creates a continuous, personalized experience that grows with you over time.