TheStack Baseball vs Costello Coaching
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TheStack Baseball
Enhance your baseball performance by increasing bat speed through dynamic, personalized training programs. Track your progress, connect with other players and coaches, and optimize your workouts for maximum gains. Requires a Stack Bat to begin.
- Dynamic training programs
- Personalized speed trainer
- Track speed and metrics
- Connect with other players
- Team monitoring for coaches
- Variable inertia speed training
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Biohack your Bat Speed so that you can swing faster & play better. From the team that brought you the Award-Winning Stack System loved by over 45,000 golfers, Dr. Sasho MacKenzie has now applied his years of speed research to create the most effective way to increase your bat speed. Players, Coaches, and Organizations across all levels of baseball can now systematically gain bat speed to hit the ball harder, farther, and have more success at the plate. What’s Inside TheStack Baseball App: * Dynamic Training Programs Customized variable inertia speed training (precision overload and overspeed) - the most efficient way to increase your bat speed. The App responds to your progress and continuously optimizes your training. The algorithms that power dynamic programming come from years of research by leading sports scientist, Dr. Sasho MacKenzie and insights from over 25 million swings from The Stack System golf’s solution. * Your Own Personal Speed Trainer Be guided through scheduled workouts while tracking Stack weight, rest, recovery, and performance gains. This information allows future workouts to be adjusted behind the scenes, so your training is optimized to maximize bat speed gains. * Track Speed, Share Metrics Seamless connection to the Stack Sensor, which is integrated into the TheStack Bat. Train anywhere, anytime. Track key performance metrics such as Stack Speed, Distance Potential, Bat Speed and Grit Score. Easily share your progress and gains. * Connect to Others Easily connect and follow other Stackers' progress and keep each other on track with your training. If you’re a Coach, add your whole team and monitor progress. *** To start speed training, you will need a Stack Bat. Terms of Use: http://www.apple.com/legal/itunes/appstore/dev/stdeula
Costello Coaching
Enhance your baseball performance with personalized training programs covering strength, nutrition, and mental resilience. Track your progress live, get expert advice, and navigate the recruitment process. Connect wearable devices for comprehensive health tracking.
- Personalized training programs
- Strength, nutrition, and mental resilience
- Baseball recruitment navigation
- Live progress tracking
- Expert advice from Tommy Costello
- Wearable device integration
- Apple Health integration
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Use the Costello Coaching app to improve your game. It's your all-in-one solution for reaching peak baseball performance. The app has personalized training programs. They cover strength training, nutrition, throwing routines, and mental resilience strategies. The app is for athletes at every level. Navigate the baseball recruitment process with ease and stay ahead of the competition. Enjoy expert advice. Track your progress live. Get exclusive insights from Tommy Costello. Transform your potential into exceptional performance. Join the Costello community today and start your journey to greatness! Connect your Apple Watch to track workouts, steps, habits, and more right from your wrist Connect to other wearable devices and apps like the Apple Health App, Garmin, Fitbit, MyFitnessPal, and Withings devices to track workouts, sleep, nutrition, and body stats and composition For more details, visit tommycostello.com.
Screenshots
Verdict
The clearest difference is ads: Costello Coaching at none against TheStack Baseball's shown. Costello Coaching also leads on monetization model (free vs ad-supported) and device support (4 vs 2). TheStack Baseball's advantage is ratings volume (87 vs 3). On price, rating, update cadence and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for TheStack Baseball against 5.0 for Costello Coaching. That said, the two scores are not equally well evidenced: TheStack Baseball has 87 ratings behind it against 3, so its average is the more settled of the two.
TheStack Baseball ships an update every 2 months, Costello Coaching every 6 weeks. The most recent releases landed on October 20, 2026 and September 19, 2026 respectively.
| Parameter | TheStack Baseball | Costello Coaching |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (87 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 87 — better | 3 |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 121 MB | 174 MB |
| Age rating | 4+ | 4+ |
| Developer | The Stack System Baseball GP, Inc. | Costello Coaching LLC |
Customer experience
TheStack Baseball
Costello Coaching
In-app purchases
TheStack Baseball
No in-app purchases
Costello Coaching
No in-app purchases
Questions
Is TheStack Baseball free?
Is Costello Coaching free?
Which has better reviews, TheStack Baseball or Costello Coaching?
Do TheStack Baseball or Costello Coaching have ads?
Which is updated more often, TheStack Baseball or Costello Coaching?
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