LUKi vs Replika
LUKi and Replika both focus on ongoing companion conversations. LUKi offers a cat character and custom Characters. Replika offers a customizable companion avatar.
Reviewed September 5, 2026. Sources describe available features, not a measured ranking. Check the linked provider pages for current availability and plan limits.
Feature
Replika
Focus
A cat companion for ongoing conversations.Meet LUKi
A personal AI companion for ongoing conversation.Replika features and availability
Memory
Persistent companion memory across conversations.LUKi memory FAQ
Replika describes remembering people, routines, plans, and interests across conversations.Replika features and availability
Characters
Six personalities and custom Characters through LUKi Maker.LUKi Characters
A companion with customizable appearance.Replika features and availability
Platforms
Web available. iOS and Android coming soon.LUKi availability
iOS and Android. The provider also links to its legacy web app.Replika features and availability
Pricing
Free, Core, and Eternal. See current prices and plan limits.Compare LUKi plans
Check the provider’s current plans and in-app offers before subscribing.Replika features and availability
The verdict
Both products describe companion memory. Try their conversation styles and character options before choosing. These feature descriptions do not establish a memory-performance winner.