Comparison

FlexPro Grip vs The Stable

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FlexPro Grip

This app works with a specialized device to create customized training programs for baseball pitchers. It measures baseline strength and endurance to improve pitching performance, reduce injury risk, and accelerate recovery. Track your progress with saved workout history.

Highlights
  • Customized training protocols
  • Strength, endurance, and RPD testing
  • Objective data measurements
  • Injury risk reduction
  • Performance enhancement
  • Workout history tracking
Features
Read full description

OVERVIEW: The FlexPro Grip app is to be used along with the FlexPro Grip device. Designed primarily for baseball pitchers, the FlexPro Grip app provides customized training protocols to be performed on the FlexPro Grip device to improve the strength, endurance and explosiveness of the muscles and tendons from your fingertips through your elbow that most impact pitching performance. There is no guesswork. All data measurements are objective. The result: reduce the chance of tearing your UCL improve your spin rate increase your pitch movement throw harder enhance your command last longer in games recover faster after you throw accelerate your rehab if you are recovering from a UCL injury / forearm strain HOW APP WORKS: The app first guides you through a Strength, Endurance, and / or Rate of Force Development test to measure your baseline levels. Then, the app prescribes you with customized training protocols that specify the amount of force to apply, hold times, and the number of sets, reps, exercises to perform to help you make rapid gains in both your health and pitching performance. All workouts are saved to your History so you can track your progress at any time. NO MEDICAL ADVICE: The protocols are intended to provide recommendations but do not constitute medical advice. As with any form of sports or physical training, seek professional medical advice prior to initiating use.

About

The Stable

This app offers personalized training plans and an exclusive exercise library for athletes. Trainers can build custom programs and manage clients. Access proven methods used by elite athletes to improve performance.

Highlights
  • Personalized training plans
  • Exclusive exercise library
  • Custom program builder for trainers
  • Client management
  • Monthly workout programs
  • Targeted monthly exercises
Read full description

The Stable – THE SEASON FAVORS THE PREPARED. Unlock the training methods trusted by elite athletes. The Stable app helps athletes and trainers create fully customized programs based on each individual’s strengths, weaknesses, and goals. For Athletes Personalized Training Plans – Take our assessment to pinpoint your strengths and areas for improvement, then follow a program tailored to you. Exclusive Exercise Library – Access proven exercises used by the pros. The Stable Method – Receive a new monthly workout designed by Kolby Tullier (top sports performance coach and creator of The Stable Method), built to help you move better, get stronger, and perform at your peak. The Monthly Big 3 – Every month you’ll get three targeted moves with specific purposes, like improving hip mobility or strengthening your lower body for explosive power. Coming Soon – Premium content featuring professional athletes’ exact training programs, demonstrated by the athletes themselves. For Trainers Build custom programs for your athletes with our full exercise library. Onboard and manage clients directly through the app. Use the same tools and programming trusted to train championship-level talent. Why The Stable? If you’ve ever wanted to train like the best, here’s your chance. The same proven methods and movements used to hang championship banners are now in your hands. To learn more about The Stable, visit the-stable.com. Subscription Options Athlete Membership: $19.99/month – Includes the monthly Stable Method workout, The Big 3, and full exercise library access. Trainer Membership: $100–$150/month – Build and deliver programs for your clients using The Stable platform. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FlexPro Grip3 screens
The Stable4 screens

Verdict

The call

The clearest difference is in-app purchases: FlexPro Grip at none against The Stable's 11. FlexPro Grip also leads on update cadence (weekly vs fortnightly) and ratings volume (26 vs 8). On price, rating, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. The Stable sells 11 in-app purchases, starting at $19.99 per month. FlexPro Grip asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.1 for FlexPro Grip against 4.1 for The Stable. Both are backed by a comparable volume of ratings — 26 and 8 respectively.

UpkeepUpdate frequency

FlexPro Grip ships an update weekly, The Stable fortnightly. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

Scorecard4 real differences · 6 level
FlexPro Grip versus The Stable: the parameters behind the verdict, then further details
ParameterFlexPro GripThe Stable
PriceFreeFree
Rating4.1 (26 ratings)4.1 (8 ratings)
Positive reviews66.7% of reviews—
Number of ratings26 — better8
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size93 MB39 MB
Age rating4+4+
DeveloperFlexProGripThe Stable JV, LLC

Customer experience

FlexPro Grip

All ratings26 ratings
Positive76.9%
Neutral0.0%
Negative23.1%
Written reviews9 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

The Stable

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

None

FlexPro Grip

No in-app purchases

11 purchases

The Stable

Subscriptions1
  • Full subscription (monthly)7 Days trial$19.991 Month
One-time10
  • Premium Program for $4.99$4.99
  • Premium Program for $14.99$14.99
  • Premium Program for $19.99$19.99
Show 7 more
  • Premium Program for $24.99$24.99
  • Premium Program for $39.99$39.99
  • Premium Program for $49.99$49.99
  • Premium Program for $59.99$59.99
  • Premium Program for $74.99$74.99
  • Premium Program for $79.99$79.99
  • Premium Program for $99.99$99.99

Questions

Is FlexPro Grip free?
FlexPro Grip is free to download, with no in-app purchases.
Is The Stable free?
The Stable is free to download, with in-app purchases available.
Which has better reviews, FlexPro Grip or The Stable?
FlexPro Grip and The Stable are both rated 4.1 out of 5 on the App Store, from 26 and 8 ratings respectively.
Do FlexPro Grip or The Stable have ads?
Neither FlexPro Grip nor The Stable shows ads.
Which is updated more often, FlexPro Grip or The Stable?
FlexPro Grip ships an update weekly, and The Stable fortnightly. Most recently, FlexPro Grip was updated on September 10, 2026 and The Stable on September 5, 2026.

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