Comparison
FitStack vs Strong
Strong is a workout logger with a free tier and a PRO upgrade. FitStack is one app for nutrition logging, strength training, GPS run tracking and daily readiness, with a creator marketplace for plans.
Prices and features checked October 18, 2026 against each app's own pages where possible. Figures marked "third-party report" come from independent reviews and should be confirmed on the vendor's site. FitStack makes this page, so we have linked every claim about Strong.
Side by side
| Feature | Strong | FitStack |
|---|---|---|
| Price | PRO $4.99/mo, $29.99/yr, $99.99 lifetime (third-party report) [1] [2] | Free; Pro $9.99/month for coaching and selling |
| Free tier | 3 workout templates, unlimited workouts [1] | Free; Pro $9.99/month for coaching and selling |
| Charts and measurements | PRO: all charts, body measurements [1] | Lift progress and body metrics |
| Plate and warm-up calculators | PRO [1] | Not yet |
| Nutrition tracking | Not covered by our sources | Yes: food diary, barcode and photo logging, meal plans |
| GPS run tracking | Not covered by our sources | Yes, GPS with maps and splits |
| Readiness and recovery | Not covered by our sources | Yes, daily readiness check-ins |
"Not covered by our sources" means the sources below do not describe that feature; it does not mean Strong lacks it.
Choose Strong if…
- You only want a lifting log, without nutrition or run tracking.
- A lifetime licence appeals to you.
Choose FitStack if…
- You want your lifts, your food and your runs in one training log.
- You want readiness check-ins to help decide how hard to train each day.
Pricing and free tier
Strong
PRO $4.99/month, $29.99/year or $99.99 lifetime (third-party reported; Strong says prices vary by region).
Free tier: 3 workout templates and unlimited workouts.
FitStack
Free plan for tracking. Pro is $9.99/month, needed only for live sessions, coaching and selling. See plans.
What FitStack includes today
- Food diary with barcode scanning and AI meal photo scanning that itemizes calories and macros
- Meal plans with daily calorie, protein, carb and fat targets
- Workout logging, reusable workouts and multi-week workout plans
- GPS run tracking with maps and splits
- Daily readiness check-ins and recovery tracking
- Apple Health and Health Connect sync, plus Apple Watch and Wear OS apps
- A marketplace of workout, meal and fitness plans from creators and coaches
- Social feed, communities and a gym directory
Try the free TDEE, macro and protein calculators on this site without signing up, or browse the exercise library.
Frequently asked questions
Is FitStack free like Strong's free tier?
Yes. FitStack's free plan covers food logging, workouts, run tracking and readiness; Pro ($9.99/month) is only for live sessions, coaching and selling plans. Strong's free tier includes: 3 workout templates and unlimited workouts.
How much does Strong cost?
PRO $4.99/month, $29.99/year or $99.99 lifetime (third-party reported; Strong says prices vary by region) (checked October 2026; prices are US and change).
What does FitStack do that Strong does not focus on?
FitStack keeps nutrition logging, strength training, GPS run tracking and daily readiness in one app, with a marketplace of creator plans. Strong is primarily a workout tracking app.
Should I switch from Strong to FitStack?
Stay with Strong if you only want a lifting log, without nutrition or run tracking. FitStack suits you better if you want your lifts, your food and your runs in one training log.
Sources (checked October 18, 2026)
- Strong Help: What is Strong PRO (official)
- Sensai, fitness app pricing and free tiers (third party) (third-party)
Strong is a trademark of its owner. FitStack is not affiliated with or endorsed by Strong. Spotted something out of date? Tell us and we will correct it.
Thinking of switching from Strong?
Join the FitStack early-access list and we will email your invite when it is ready. Tracking is free.