Best Products
Launches
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Forums
Forums
Ask questions, find support, and connect
Kitty Points Leaderboard
The highest scoring community members
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
Zed (Zexi) Feng
Flex AI: Your AI Personal Trainer
Design lead and co-founder of Flex AI
#9162830
5 followers
1 following
☀️ 2 day streak
#9,063
Last year
204 KP
Follow
About
Forums
Activity
Upvotes
Collections
Stacks
Reviews
Links
LinkedIn
Badges
Tastemaker
Gone streaking
Maker History
Flex AI: Your AI Personal Trainer
Introducing AI form feedback and AI-powered training coach.
Nov 2025
🎉
Joined Product Hunt
November 7th, 2025
Report
Subscribe
Sign in
Flex AI: Your AI Personal TrainerIntroducing AI form feedback and AI-powered training coach.Nov 2025