Kajiwoto is described as 'Create and adopt human-powered AI companions'. There are six alternatives to Kajiwoto for a variety of platforms, including iPhone, Online / Web-based, Android, iPad and Self-Hosted solutions. The best alternative is Replika, which is free. Other great apps like Kajiwoto are Cleverbot.io (Free, Open Source), Cleverbot (Paid), Kuki (Free) and ChatBolo (Free).
Replika is your AI friend that you teach and grow through conversations. It keeps you company, journals your life and helps you explore your personality. Replika is available by invitations. You can request an invitation from the team and get your code within 24 hours.
Cleverbot is an AI web application that learns how to mimic human conversations by conversing with humans. It was created by AI veteran Rollo Carpenter who also created a similar web application called Jabberwacky.