Body Fat Calculator
Estimates body fat percentage with the US Navy method and keeps your values in the browser.
Artifact by tim-hub
Use it
Opens body-fat-calculator.bai.uno in a new tab. Nothing to install.
- You provide
- Height, neck, waist, hip
- You get
- Body fat percentage
- Account
- No sign-up needed
- AI
- No AI: a plain tool
- Your input
- Processed in your browser, not uploaded (stated by the tool or its repo)
- Price
- Free to use
- Made with
- Open-source web app
- Source
- Open source
- Link check
- Answered on Oct 31, 2026
About
Category: Health & lifestyle · body fat
Reviews
Write a reviewNo reviews yet. Used it? Sign in with an established GitHub account to rate it. How reviews work
More health & lifestyle tools
- 0.752score
Adventures With Anxiety!
Nicky Case
Interactive story about how anxiety feeds on itself and a few ways to interrupt it.
ArtifactNo sign-up★ 500health lifestyle - 0.614score
Recipe Jar
sbmagar13
Recipe keeper that turns a pasted link into a clean card of ingredients and steps, stored locally with no account.
ArtifactNo sign-upIn-browser★ 96health lifestyle - 0.588score
Year in Pixels Creator
rcya1
Mood journal where each day gets a color and a note, building a year-long grid of pixels.
Artifact★ 30health lifestyle - 0.580score
Alcohol Calculator (NutriFit)
NutriFit
Gives grams of ethanol and calories in a drink plus a rough Widmark-style blood alcohol figure.
ArtifactNo sign-up★ 21health lifestyle - 0.580score
Body Composition Calculator (NutriFit)
NutriFit
Estimates body fat from height and body girths with the Hodgdon-Beckett method and reports BMI.
ArtifactNo sign-up★ 21health lifestyle - 0.580score
Caffeine Remaining Calculator (NutriFit)
NutriFit
Models caffeine still in your system now and at bedtime, given doses and a chosen half-life.
ArtifactNo sign-up★ 21health lifestyle
Signals
- Stars
- 1
Details
- Auth
- No auth
- License
- MIT
- Repository
- github.com/tim-hub/body-fat-calculator
- Website
- body-fat-calculator.bai.uno/
- First seen
- Oct 31, 2026
- Last checked
- Oct 31, 2026
- Source
- GitHub
More from tim-hub
- 0.546score
finishing-a-development-branch
tim-hub
Use when implementation is complete and tests pass, and the work needs integrating
SkillBFreshness: B★ 1Claude Code +9 - 0.541score
requesting-code-review
tim-hub
Use when work is implemented and needs review before merging
SkillBFreshness: B★ 1Claude Code +9 - 0.541score
receiving-code-review
tim-hub
Use when code review feedback has arrived, before implementing the suggestions
SkillBFreshness: B★ 1Claude Code +9 - 0.521score
systematic-debugging
tim-hub
Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes
SkillBFreshness: B★ 1Claude Code +9 - 0.521score
writing-plans
tim-hub
Use when you have a spec or requirements for a multi-step task, before touching code
SkillBFreshness: B★ 1Claude Code +9 - 0.521score
verification-before-completion
tim-hub
Use when about to claim work is complete, fixed, or passing, before committing or creating a PR
SkillBFreshness: B★ 1Claude Code +9
Cite this page
Body Fat Calculator: free online. Agent Mart. https://agentmart.dev/artifacts/body-fat-calculator (last updated 2026-10-31)