Press Kit

Cythr

Free AI-powered cycle tracking app with partner sharing, gamification, and AES-256 encryption.

Download All Assets (.zip)

Brand Assets

Cythr logo Logo โ€” Dark background
Cythr logo Logo โ€” Light background

Color Palette

Primary #FE7C01
Accent #FEB211
Period #E88B8B
Fertile #88C0D0
Ovulation #B48EAD
Luteal #EBCB8B
Follicular #A3BE8C
Safe #22C55E

App Screenshots

Calendar
AI Chat
Daily Log
Partner
Badges

About Cythr

Short Description

Cythr is a free, AI-powered cycle tracking app with AES-256 encryption, partner sharing, and gamification โ€” built for everyone, not just women.

Long Description

Cythr reimagines cycle tracking with a free-forever model. Powered by AI smart logging that lets you describe your day in natural language, partner sync for shared awareness, a gamification system with streaks and badges, and full multilingual support across 8 languages including RTL. Every piece of health data is AES-256 encrypted. No ads, no data selling, no paywalls โ€” sustained entirely by voluntary donations.

Key Facts

Launch March 2026
Pricing Free forever
Languages 8 (incl. RTL)
Platforms iOS (Android soon)
AI Model Claude (Anthropic)
Revenue Voluntary donations

Founder

TK

Timofei Klimov

Solo founder & developer. Built Cythr because every period tracker on the market either charges $60/year for basic features or sells your most intimate data.

Media Contact

support@cythr.com