# AI Fit Hub > Know your numbers. Train smarter. > 10 free tools at https://aifithub.io > No signup. No cookies. No tracking. 100% client-side. ## Links - Homepage: https://aifithub.io/ - All tools: https://aifithub.io/tools/ - Agent discovery: https://aifithub.io/for-agents/ - Tool index (JSON): https://aifithub.io/agent-tools.json - WebMCP manifest: https://aifithub.io/.well-known/webmcp.json ## Tools - [Bmi Calculator](https://aifithub.io/bmi-calculator/) - [Body Fat Percentage Calculator](https://aifithub.io/body-fat-percentage-calculator/) - [Calorie Deficit Calculator](https://aifithub.io/calorie-deficit-calculator/) - [Heart Rate Zone Calculator](https://aifithub.io/heart-rate-zone-calculator/) - [Ideal Weight Calculator](https://aifithub.io/ideal-weight-calculator/) - [Macro Calculator](https://aifithub.io/macro-calculator/) - [One Rep Max Calculator](https://aifithub.io/one-rep-max-calculator/) - [Protein Intake Calculator](https://aifithub.io/protein-intake-calculator/) - [Running Pace Calculator](https://aifithub.io/running-pace-calculator/) - [Tdee Calculator](https://aifithub.io/tdee-calculator/)