Fireball Strong
Train Strong. Your Way.
Strength and activity training with a built-in AI coach. Guided workouts, plans built around your equipment, and your wrist and your health data along for the ride.
Coming Soon. Free to sign up. Planned paid plan: $5 a month or $50 a year (draft pricing).

What It Does
Less Setup. More Training.
Guided Workouts
Follow each exercise step by step, with the sets, reps and rest laid out for you.
Plans Built Around Your Gear
Tell Strong what equipment you have, switch whole categories on or off, and get plans that use only what is there.
Your Own Workouts
Skip the questions and build exactly the workout you want, or let the coach set it up for you.
Clear Exercise Art
Every exercise is drawn as a white wireframe figure with the working muscles in red, so you can see the movement at a glance.
Progress at a Glance
Review your sessions and stats on your phone or on the big screen of the web app.
Portable Routines
Import and export your workouts. They are yours to keep.
Activities
Lift. Punch. Skip. Repeat.
- Lifting
- Kickboxing
- Jump Rope
- Swimming
- Cycling
- Running
- Walking
- Hiking
More activities will follow. Choose the ones you train and Strong asks only what applies.
AI Coach
AI Handles the Setup.
Fireball Sidecar is built in as your coach and assistant. You stay in charge: it makes the changes you ask for, and you can review and edit every one.
About Sidecar →- Describe the workout you want and the coach builds it.
- Clean up, fix or reorganize a routine you already have.
- Plan your week around the days and equipment you have.
- Ask what your stats mean and what to try next.
Watch and Health
Controlled From Your Wrist.
Apple Watch
Keep your phone out of the way while you train and move through your workout from your wrist.
Apple Health
Read your health data to tune your plan, and save your finished workouts back to Health.
Web App
Plan on the Big Screen.
Sign up, build workouts on your desktop, import and export your routines and review your stats.
fireballstrong.com →MCP
Bring Your Own Assistant.
MCP is the connection that lets a compatible assistant use an app’s tools. Strong is planned to offer one so the assistants you already use can build and manage your workouts, with your permission.
About Wrangler →Pricing
Free to Start.
Free
$0
Monthly
$5 / month
Annual
$50 / year
Draft pricing. Strong is Coming Soon and checkout is not live yet.
See Plans →Status
Coming Soon.
Strong is in development for iPhone, iPad and Apple Watch, with a web app at fireballstrong.com. The Downloads page will list it as soon as there is a build to try.
Downloads →- Is Strong available yet?
- Not yet. Strong is Coming Soon. The apps are in testing and this page will link to them when they are ready.
- What does it cost?
- Sign-up is free. The paid plan is planned at $5 a month or $50 a year. This is draft pricing and checkout is not live yet.
- Does Strong give medical advice?
- No. Strong is a training tool, not a medical service, and it makes no promise of results. Talk to a professional before starting a new program.
- Can another assistant use Strong?
- Yes, the plan is a built-in MCP connection so a compatible assistant you already use can build and manage your workouts, with your permission.