Inertia

inertia

Stay in motion

Tell us about you

This helps us build a plan that fits your body and lifestyle.

Age

Sex

Height (cm)

Weight (kg)

How should your coach speak?

Diet

What do you do?

Pick every sport you train. You can change this later.

Sports

🏃 Running

🚴 Cycling

🏊 Swimming

🚶 Walking

💪 Strength

🧘 Yoga

Current fitness level

Beginner

Intermediate

Advanced

What's the goal?

Everything we build is aimed at this.

Choose one

10K

Half marathon

Full marathon

Triathlon

Ironman 70.3

Ironman

Cycling sportive

General fitness

Where are you right now?

Honest answers = better plan. No judgement.

Days per week you train now

Injuries or restrictions

Anything else we should know

Iron is forged in fire.

Forging your plan

Heating the iron

🔥

Add Inertia to your home screen

Opens full screen, launches like an app

🔥

Coach

Knows your plan, your Strava, your food

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Your goal

🎯

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Connected apps

Strava

Not connected

Connect

Preferences

Coach speaks

🔊

Sounds

Chimes on completion

Tap to preview

🧹

Clear coach chat

Start the conversation fresh

Your data

⬇

Download my data

Everything we hold, as a JSON file

🗑

Delete my account

Permanently erases all your data

Legal

⚠️

Health & safety notice

Read this before training

🔒

📄

🍪

Cookies & local storage

Account

↩

Log out

inertia

Hey athlete 👋

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Day of plan

—

See full plan →

To goal

—

See full plan →

This week done

—

of — sessions

See progress →

Current phase

—

See progress →

📊

Your week so far

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→

Next up

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How to run it

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Your plan

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Try: "Riding Bangalore to Mysore on Oct 2, build me up for it" · "Not well today, lighten the week" · "No pool access until Friday" · "Signed up for a 10K on Sep 14"

Tap any session to edit it.

Progress

Where you actually are

🔥

day streak

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Consistency

Volume over time

Run

Bike

Swim

Fuel

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/ — kcal

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Protein

of —

Carbs

of —

Fat

of —

Protein vs target

Last 14 days