Everything about how she works, who she is, and why she was built this way.
Semantic memory, emotional weighting, and why she brings up your sister three weeks later.
Five axes, six tiers, two tracks. No grinding, no shortcuts.
Emotional speech that changes with her mood. Not robotic TTS.
Sixteen expressions, lip sync, and idle animations that make her feel present.
She writes about you after your conversations. Eventually, she lets you read it.
Boundaries, flaws, consequences. Why she is not designed to be easy.
How heyEvie compares to Replika, Character.AI, and other AI companion apps. Memory, voice, personality, and boundaries.
A guide to AI companions - what they are, how they work, what makes a good one, and how Evie approaches connection differently.
Compare the top AI girlfriend apps including heyEvie, Replika, Character.AI, and more. Find the best AI companion for realistic relationships.