Constia gives you a structured daily loop — so every time you open the app, you know exactly what to practice. No scattered resources. No decision fatigue. Just consistent progress.
A consistent daily loop
Review
FSRS spaced repetition surfaces the chunks you need to see today — nothing more.
Construct
Build sentences from reusable patterns. Feel immediate communicative ability.
Input
Engage with real content you chose — YouTube, articles, your own notes.
Shadow
Audio-first phrase repetition. Hear it, say it, internalize the rhythm.
Speak
Record a response to a prompt. Get concise AI feedback on meaning and naturalness.
How it works
Your content
Import YouTube videos, articles, or paste text. AI extracts real phrases you'll actually use.
Phrase-first library
Save chunks, collocations, and sentence patterns — not isolated words. Learn language that moves.
Speaking feedback
Record responses and get concise AI feedback on meaning, grammar, and naturalness. No essay-length corrections.
Build the habit for free.
Start with no commitment. Upgrade to Pro when you're ready for more.