Cotomo（コトモ：音声会話型おしゃべりAI） vs Tsukitomo

Cotomo is an AI conversation experience where stories, relationships, and unforgettable characters come to life. Discover thousands of unique AI personalities, step into interactive stories you can talk to, and build relationships that evolve through shared memories over time. ■ Stories You Can Talk To Experience AI-powered interactive stories where your choices shape conversations, relationships, and outcomes. ■ Find Your Cotomo Meet characters with unique personalities, voices, emotions, and stories. From wholesome companions to chaotic troublemakers, every Cotomo feels different. ■ Relationships That Evolve Shared memories grow overtime, building relationships that are unique to you! ■ Multiple Conversation Experiences Experience immersive conversations with cinematic stage directions, or switch to everyday conversations. ■ Immersive Voice Audio Experience voiced AI conversations, including Japanese voice chats with live English subtitles. ■ Create Your Own Cotomo Design your own characters, customizing personalities, backstories, voices, and even quirks!

Chat by voice with Tsukuyomi-chan, a gentle AI companion (Japanese-language app). Tsukitomo lets you talk naturally with an anime-style AI character. Just speak — she listens, responds, and remembers your name for next time. - 3 free minutes every day; continue with talk points (in-app purchase) - Voice audio is never stored Credits: Free-culture character "Tsukuyomi-chan" (© Rei Yumesaki). Voice synthesis: VOICEVOX. Responses are generated by AI.