Armored Heat vs TheStack Baseball
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Armored Heat
This app offers daily arm care and strengthening programs for baseball players of all ages, designed by a physical therapist. It includes exercises for shoulder, scapular, and elbow health, with progressive routines and video instructions. The app also integrates with Apple Watch and HealthKit to enhance arm health and performance.
- Shoulder, Scapular, Elbow strengthening
- Video and written exercise instruction
- Daily progressive programs
- Full Arm Care focus
- Scapular Emphasis focus
- Recovery/Mobility focus
- Apple Watch integration
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With the Armored Heat App, you will have access to the best daily arm care/strengthening program for baseball players of all ages. Improve your arm health and performance with: - Shoulder, Scapular, and Elbow strengthening curated by a Doctor of Physical Therapy with both video and written instruction/cuing for each exercise - Daily programs with 3 primary focuses: Full Arm Care, Scapular Emphasis, Recovery/Mobility - Programs progress every 2 weeks to maximize gains Additionally, the app connect with Apple Watch (synced with HealthKit) Increase your arm health and velocity and download the Armored Heat App now!
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
Screenshots
Verdict
Armored Heat and TheStack Baseball both sit at 4.9 stars, but that hides the real split: 100% of Armored Heat's written reviews are positive against 0% of TheStack Baseball's. Armored Heat also leads on ads (none vs shown) and monetization model (free vs ad-supported). On price, rating, ratings volume and update cadence 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 Armored Heat against 4.9 for TheStack Baseball. Both are backed by a comparable volume of ratings — 102 and 90 respectively. Written reviews are what separate them: 100% of Armored Heat's written reviews are positive against 0% of TheStack Baseball's.
Armored Heat ships an update every 6 weeks, TheStack Baseball every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.
| Parameter | Armored Heat | TheStack Baseball |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (102 ratings) — better | 4.9 (90 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 102 — better | 90 |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 210 MB | 121 MB |
| Age rating | 4+ | 4+ |
| Developer | ARMORED HEAT LLC | The Stack System Baseball GP, Inc. |
Customer experience
Armored Heat
TheStack Baseball
In-app purchases
Armored Heat
No in-app purchases
TheStack Baseball
No in-app purchases
Questions
Is Armored Heat free?
Is TheStack Baseball free?
Which has better reviews, Armored Heat or TheStack Baseball?
Do Armored Heat or TheStack Baseball have ads?
Which is updated more often, Armored Heat or TheStack Baseball?
Other comparisons
