PATENT PENDING The first strength training platform built for female biology
Lifecycle-Adaptive Strength Training · Patent Pending

What used to work doesn't work anymore.

ZonalFit is the first training program built around women's hormonal biology. Not adapted from male defaults. Built from scratch for how your body actually works.

Start Your 2 Week Free Trial → Join Charter · $14.99/mo →

Free for 14 days, then $14.99/mo on day 15. Cancel anytime before day 15 to avoid the monthly charge. 500 Charter spots. Price locked for life.

Your Body Is Not a Business Model. We never sell your health data. Your biology powers your programming and nothing else.

Today's Session

Follicular Phase · Day 8

Peak Performance Window
Barbell Back Squat
4 × 6 · 95 lbs · RPE 7
Set 1 ✓ Set 2 ✓ Set 3 Set 4
Dumbbell RDL
3 × 10 · 25 lbs · RPE 6
Set 1 Set 2 Set 3
Cable Lateral Raise
3 × 12 · 10 lbs · RPE 6
Set 1 Set 2 Set 3
The Problem

Your body changed. Your training app didn't notice.

Strength that's there one week and gone the next.

A program that doesn't know you had a baby six months ago.

Cycle apps that track your symptoms but never change a single rep.

"Just listen to your body." Without any tools to actually do that.

The feeling that your body is working against you, when it's actually just working differently.

How It Works

Set Up in Under 5 Minutes

1

Tell Us Where You Are

Select your life stage, add your equipment, report any injuries, and set your training experience level.

2

We Build Your Program

Our patent-pending algorithm generates a periodized strength program tailored to your biology. Full body or split, your choice.

3

Train and Adapt Daily

Each day starts with a quick check-in. Feeling off? Your workout adjusts. Good day? Full session as designed.

Life Stages & Conditions

Every Stage. Every Condition.

Programming that understands your biology at every phase of life, and every condition that shapes it.

Menstrual Cycle

Phase-matched volume and intensity. Peak when you peak. Dial back when you need it. Symptom-responsive, not just calendar-based.

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Pregnancy

Trimester-aware modifications. ACOG-aligned safety filters. No supine after T1, no high-impact. Extended warmups, conservative loading.

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Postpartum

5-phase return to training. Core reconnection before loading. Medical clearance gated. Walking through full programming.

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Perimenopause

Joint-protective programming. Extended recovery windows. Cortisol-aware intensity caps. Heavy compound lifts prioritized for bone density.

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Menopause

Bone density focused. Heavy compound lifts prioritized. Fall prevention integrated. Sarcopenia-fighting progressive overload.

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GLP-1 Users

Muscle preservation protocols for women on semaglutide, tirzepatide, or similar. Adapted for medication side effects and recovery needs.

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PCOS

Strength-first for insulin sensitivity. Cortisol-aware intensity caps. HIIT dose-capped. Symptom-responsive for irregular cycles.

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Endometriosis

Flare-day scaling, not a fixed protocol. Pelvic floor integration. Moderate intensity default. Adapts to what you feel today.

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Celiac Disease

Flare-day mode after a gluten exposure. Bone-density-focused training for malabsorption. Built for the days after, not just the days you don't.

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Charter pricing closes when 500 spots are filled
500 Charter Member Spots Available

What's in your Charter Membership

$14.99/month, locked for life. That's 50% off. Forever. Coach-level programming at 10% of the cost.

  • ✓ Premium access at 50% off, locked for life
  • ✓ Native iOS and Android app included on launch (June/July 2026)
  • ✓ Every future lifecycle module added automatically, no upgrade
  • ✓ Early access to every new feature before public release
  • ✓ Founding cohort status
  • ✓ Priority support
  • ✓ Cancel anytime. No contracts.
  • ✓May be reimbursement-eligible through your HSA or FSA via Flex (consultation and Letter of Medical Necessity required, approval not guaranteed)
Start Your 2 Week Free Trial → Subscribe Now, $14.99/mo →
Free for 14 days, then $14.99/mo on day 15. Cancel anytime before day 15 to avoid the monthly charge. Charter pricing locked for life.
Built around your biology. Not someone else's.

You've already tried everything.

The apps that don't know you're in perimenopause. The PCOS tracker that charges $90/year and delivers no actual programming. The trainer who pushed more cardio when more cardio was exactly what your body couldn't handle. The doctor who said "park farther away at the grocery store."

None of it was built for your biology.

ZonalFit covers 14 distinct adaptations across the full hormonal lifecycle. Life stages: Menstrual cycle. Pregnancy. Postpartum. Perimenopause. Menopause. Clinical conditions: PCOS. Endometriosis. Celiac. GLP-1 medications. Pelvic floor. Contraceptive type. Hot flash timing. Modifiers: Equipment. Injury zones.

Every stage. Built from clinical guidelines, not marketing assumptions.

Your Body Is Not a Business Model.

87% of popular health apps share your data with third parties. 16 period-tracking apps state they may disclose your data to law enforcement. Flo was found by a jury in 2025 to have illegally shared user data with Meta.

Women are defaulting to paper calendars because they don't trust apps with their hormonal data.

ZonalFit was built differently.

We never sell your health data. We never share it with advertisers. We don't store your cycle history. No third-party tracking. Your health information powers your programming and nothing else. You can delete your data at any time.

Read Our Privacy Promise →
What Members Say

Real Women. Real Training.

"I'm very grateful to have found your program. It's being most helpful for this particular time in my life."
Tiffany
Postpartum
"I really like the check-ins and structure of a tailored workout to how I'm feeling that day. It in a way, transforms what showing up 100% looks like."
Amber
Founding Member
"I like the app, it's nice that you can adjust the amount of time you have to work out, what equipment you have, and it still manages to build a full workout for you. The how-to videos and descriptions are great, especially when trying a new exercise."
Jordan
Menstrual Cycle · Founding Member
"I was paying $70/month for a gym membership with no guidance. Having a tailored experience at home without having to think through what I need to do is a major game changer."
Founding Member
Postpartum · PCOS · Home Gym
Clinical Oversight

Built with clinical rigor. Not just code.

Kelsey Beach, DPT, CMTPT
Kelsey Beach, DPT, CMTPT
Founder of enCORE Therapy & Performance with over a decade specializing in pelvic floor physical therapy, pregnancy, postpartum care, and birth preparation. Brings whole-body biomechanics expertise to ZonalFit's programming, reviewing exercises for safety and appropriateness across every lifecycle stage.
Dr. Marissa Baranauskas
Marissa Baranauskas, PhD
Assistant Professor, Human Physiology & Nutrition, UCCS. Leads 6% Performance Laboratories. Expertise in exercise modifications across the menstrual cycle, perimenopause, and menopause.

Meet the full advisory board →

Pricing

Simple Pricing. No Gimmicks.

Full access to every feature. No paywalled life stages.

Personal trainers who understand menopause are rare and cost $300 to $400 per month. PCOS apps charge $90 to $100 per year and deliver no actual programming. ZonalFit delivers coach-level adaptive programming for $14.99 per month.

Limited to 500

Charter Member

$14.99/month
$134.99/year (save 25%)
  • ✓ All lifecycle adaptations
  • ✓ Full body & split programs
  • ✓ PCOS & endometriosis support
  • ✓ Equipment & injury filtering
  • ✓ Daily check-ins
  • ✓ All Premium features when released
  • ✓ Price locked for life
Start Your 2 Week Free Trial →

Free for 14 days, then $14.99/mo. Cancel anytime before day 15.

Standard

$19.99/month
$179.99/year (save 25%)
  • ✓ All lifecycle adaptations
  • ✓ Full body & split programs
  • ✓ PCOS & endometriosis support
  • ✓ Equipment & injury filtering
  • ✓ Daily check-ins
Available after Charter fills

Standard signup opens when all 500 Charter spots are claimed.

Premium

$29.99/month
$269.99/year (save 25%)
  • ✓ Everything in Standard
  • ✓ Wearable integrations
  • ✓ Advanced analytics
  • ✓ Priority support
  • Coming Q2 2026
Coming Soon
"Your Body Is Not a Business Model" · No ads. No data sales. Ever.
HSA/FSA eligible · Coach-level programming at 10% of the cost

Ready to Train With Your Body?

Join women who stopped fighting their biology and started training with it.

Start Your 2 Week Free Trial →
Free for 14 days, then $14.99/mo. Cancel anytime.