Koyo - AI Journaling Companion
AI Journal & Diary
Only for iPhone
Free · In‑App Purchases
iPhone
Journaling doesn’t have to be lonely or overwhelming.
Koyo is an interactive journaling app that helps you reflect, understand your thoughts, and grow through simple conversations with a companion designed around your goals and preferences.
Write freely about what’s on your mind, then let Koyo gently guide you deeper with thoughtful questions, insights, and reflections. No pressure, no right answers — just space to think more clearly.
A JOURNALING COMPANION, NOT JUST A NOTEBOOK
Koyo responds to your entries with relevant follow-up questions that help you explore your thoughts at your own pace.
PERSONALIZED GUIDANCE
Choose a companion style that fits you — supportive, motivating, stoic, or playful — and let Koyo adapt how it responds.
STARTER PROMPTS WHERE YOU NEED THEM
Not sure where to begin? Koyo can suggest prompts based on your recent entries.
INSIGHTS OVER TIME
See patterns in your thoughts and emotions, and receive weekly insights and suggestions based on your journaling history.
PRIVATE BY DESIGN
Your journal is personal. Koyo is built with privacy and security in mind.
Terms of service: https://koyojournal.com/terms-of-service
Privacy policy: https://koyojournal.com/privacy-policy
Minor fixes
The developer, Garegin Hovsepyan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- User Content
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- User Content
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Garegin Hovsepyan
- Size
- 44.9 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later.
- iPhone
- Languages
- English and Russian
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Companion Annual $83.99
- Companion Monthly $9.99
- Copyright
- © 2026 Koyo