F'd Companies

A family learning companion that turns daily effort into growth

The iOS companion for independent tutors — students, scheduling, lesson packages and payments in one place, with AI-drafted parent feedback.

Master your AI personal assistant in just 7 days. Compatible with Telegram, WeChat, Feishu and Discord, supports multiple languages, and comes with 5,490+ community skills.

Comprehensive Duolingo English Test prep platform with abundant practice resources.

Dedicated to building a computing platform for modeling, simulation, and optimization.

Online AI oral practice companion app tailored for general ACG (anime, comic, game) fans.