Comparison

Arm Care vs 4APP Sports

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

Head to head
About

Arm Care

This app uses a strength sensor to measure arm strength, fatigue, and recovery. It then provides personalized training programs to improve velocity and prevent injuries. Thousands of players and MLB teams rely on this technology for arm health monitoring.

Highlights
  • Measure arm strength and range of motion
  • Track fatigue and recovery metrics
  • Individualized throwing and arm care programs
  • Identify and strengthen weak links
  • Monitor arm health and velocity gains
  • Customized daily training routines
Features
Currently charting
Read full description

ArmCare – Test. Throw. Train. Build a stronger arm. Throw harder. Recover smarter. ArmCare uses your strength, fatigue, and recovery data to personalize your throwing recommendations and deliver year-round custom arm care training. Trusted by over 100,000 users, ArmCare takes the guesswork out of arm care. HOW IT WORKS 1. TEST YOUR STRENGTH Use the ArmCare Strength Sensor to measure arm strength, identify weaknesses, and monitor fatigue and recovery in just 5 minutes. 2. OPTIMIZE YOUR THROWING Get personalized throwing recommendations based on your arm strength, fatigue, and recovery. 3. YEAR-ROUND CUSTOM TRAINING Follow personalized training programs designed to strengthen your weak links, improve arm strength, and maximize velocity potential. TRACK YOUR PROGRESS The all-new Home Screen makes it easier than ever to: Access testing, throwing, and training. Track weekly progress and stay consistent. Monitor total strength gains and personal records. Earn badges as you reach new milestones. Stop guessing. Start measuring. The ArmCare App is designed to work with the ArmCare Strength Sensor. ARMCARE PREMIUM Monthly: $15/month Annual: $99/year SUBSCRIPTION TERMS Payment is charged to your Apple Account at purchase. Subscriptions automatically renew unless canceled at least 24 hours before renewal. Manage or cancel anytime in your Apple Account settings. Access continues through the current paid period. MEDICAL DISCLAIMER ArmCare provides fitness and performance information only, not medical advice, diagnosis, or treatment. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy: https://armcare.com/pages/privacy-policy

About

4APP Sports

Enhance your pitching performance with advanced training tools and analytics. Improve velocity, command, and health, and track your progress to stand out to scouts and recruiters. Tailored programs and expert analysis help pitchers of all levels reach their full potential.

Highlights
  • Custom remote training
  • Pitching mechanics video analysis
  • Daily throwing programs
  • Command tracking tools
  • Daily health tracking
  • Hitter attack plans
  • Pitching journals
Features
Read full description

100,000+ players and 70+ pros trust 4APP to throw harder, improve their command, and stay healthy while doing it. Created by Cy Young Award winner Trevor Bauer, 4APP helps pitchers dramatically improve their game with: - Custom Remote Training tailored to your goals and needs - Pitching Mechanics Video Analysis by Trevor himself - Daily Throwing Programs for consistent progress - Command-Tracking Tools to master the strike zone - Daily Health Tracking for optimal recovery and peak performance - Professional grade strength, conditioning, and recovery programming - Custom daily nutrition programs to help you fuel and recover - AI coaching trained on what makes you perform your best - Pitching Journals to track your growth Memberships For Every Level Of Pitcher ROOKIE BALL — Master the fundamentals: - Daily Throwing Program: Trevor’s top drills for beginners - Strength & Conditioning Exercises: the best movements for throwers - Recovery Techniques to protect your arm after throwing - Nutrition Guidelines to learn to fuel your body correctly - Bullpen Coach to track and improve your command - Daily Health Tracker to improve your training readiness AA — Follow a structured development plan Everything in Rookie Ball, plus: - Daily Throwing Program with recommended drills, volumes, and intensities to help you throw harder with less pain - Strength & Conditioning Plan: weekly workouts to get you bigger, faster, and stronger for better results on the field - Comprehensive Mobility Routines: daily flows to prime your body for peak performance - Post Throw Recovery Program to expedite recovery after an outing and protect against injury - Adjustable Nutrition Plan: eat what sounds best without compromising your nutrition goals AAA — Custom programs based on your body, preferences, and progress Everything in AA, plus: - Complete Movement Analysis: a personalized breakdown of your pitching mechanics and functional movements in the weight room - Custom Throwing and Strength Programs built on your movement analysis and specific goals - Integrated Daily Health Tracker: your programs update automatically based on your readiness score, so you get the most out of every workout - AI Coaching: our AI model monitors your progress and updates your programs to get you the best results in the shortest time - Optimized Nutrition Plan: set daily and weekly schedules and your plan updates automatically, so you get the right fuel at the right time PRO — Direct access to professional coaching Everything in AAA, plus: - Weekly Zoom calls with Trevor, Tim, and the other Pro members - Private Discord access for 24/7 support - Direct coaching on pitch design, mental game, in-game strategy, sleep and recovery optimization, and more * Strength Program available for athletes 14 years and older. 4APP Sports is redefining the way pitchers train and recover. Used by pitchers at every level—from T-Ball to the Big Leagues—4APP provides the tools, insights, and guidance to help you unlock your full potential. What are you waiting for? Join thousands of pitchers already transforming their game. Download 4APP Sports today and start your journey to the top of the mound! Terms of Use: https://www.4appsports.com/terms

Screenshots

Arm Care4 screens
4APP Sports4 screens

Verdict

The call

The clearest difference is rating: Arm Care at 4.9 against 4APP Sports's 4.4. Arm Care also leads on ratings volume (3K vs 198) and update cadence (weekly vs every 3 weeks). On price, ads, in-app purchases and monetization model 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. Arm Care sells 10 in-app purchases, starting at $11.99 per month and 4APP Sports sells 9 in-app purchases, starting at $99.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Arm Care holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Arm Care has 3K ratings behind it against 198, so its average is the more settled of the two. Written reviews point the same way: 74% of Arm Care's written reviews are positive against 65% of 4APP Sports's.

UpkeepUpdate frequency

Arm Care ships an update weekly, 4APP Sports every 3 weeks. Both last shipped on November 3, 2026.

Scorecard7 real differences · 4 level
Arm Care versus 4APP Sports: the parameters behind the verdict, then further details
ParameterArm Care4APP Sports
PriceFreeFree
Rating4.9 (3K ratings) — better4.4 (198 ratings)
Positive reviews73.8% of reviews — better65.4% of reviews
Number of ratings3K — better198
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
Best chart rank#194 — better—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.1
Further details — not scored
Size197 MB343 MB
Age rating12+4+
DeveloperArmCare4APP Sports LLC

Customer experience

Arm Care

All ratings2,990 ratings
Positive97.1%
Neutral1.3%
Negative1.6%
Written reviews42 reviews
Positive73.8%
Neutral4.8%
Negative21.4%

4APP Sports

All ratings198 ratings
Positive83.3%
Neutral5.6%
Negative11.1%
Written reviews26 reviews
Positive65.4%
Neutral19.2%
Negative15.4%

User reviews

Arm Care

From 3K App Store ratings

What we love

  • 🚀 Strength gains
  • 🚀 Personalized plans
  • 👍 Helpful for injury prevention
  • 👍 User-friendly interface
  • 👍 Clear instructions

Room to improve

  • 🐛 App crashes and glitches
  • 🔒 Difficult to cancel subscription
  • 💰 Expensive yearly fee

4APP Sports

From 198 App Store ratings

What we love

  • 👍 Helps improve pitching performance
  • 👍 Detailed training plans
  • 👍 Great for arm care and strength
  • 👍 Provides valuable insights
  • 👍 Helps build arm strength

Room to improve

  • 💰 High monthly cost
  • 💰 Too expensive for many
  • 💰 Significant cost for premium features
  • 🐛 Frequent communication errors when saving
  • 🐛 App won't open

Bugs and requests

Arm Care

Reported bugs

2 issues
  • App turns off during exercises
  • Pauses music when opened

Requested features

3 requests
  • Ability to cancel subscription within the app
  • Offline mode for workouts
  • Improved music integration

4APP Sports

Reported bugs

6 issues
  • Communication error when saving records
  • App won't open
  • Cannot click on premium subscription
  • Membership issues
  • Age restriction prevents sign-up for minors
Show 1 more
  • Cannot access arm readiness feature

Requested features

3 requests
  • 日本語版も導入して欲しいです (Add Japanese version)
  • 日本語バージョンができるようにして欲しいです (Request Japanese version)
  • Add Japanese language support

In-app purchases

10 purchases

Arm Care

Subscriptions10
  • Premium$11.991 Month
  • Premium7 Days trial$12.001 Month
  • Premium7 Days trial$15.001 Month
Show 7 more
  • Premium1 Year trial$15.001 Month
  • Premium7 Days trial$72.001 Year
  • Premium1 Month trial$72.001 Year
  • Premium1 Year trial$72.001 Year
  • Premium$72.001 Year
  • Premium7 Days trial$99.001 Year
  • Premium1 Year trial$99.001 Year
9 purchases

4APP Sports

Subscriptions8
  • Double-A Monthly$99.001 Month
  • Double-A 3 Months$269.003 Months
  • Triple-A Monthly$549.001 Month
Show 5 more
  • Double-A Annual$900.001 Year
  • Triple-A 3 Months$1499.993 Months
  • Pro 3 Months$2999.003 Months
  • Triple-A Annual$5199.991 Year
  • Pro 6 Months$5399.996 Months
One-time1
  • Mechanical Analysis$199.99

Questions

Is Arm Care free?
Arm Care is free to download, with in-app purchases available.
Is 4APP Sports free?
4APP Sports is free to download, with in-app purchases available.
Which has better reviews, Arm Care or 4APP Sports?
Arm Care is rated higher. Arm Care averages 4.9 out of 5 from 3K ratings, while 4APP Sports averages 4.4 from 198 ratings.
Do Arm Care or 4APP Sports have ads?
Neither Arm Care nor 4APP Sports shows ads.
Which is updated more often, Arm Care or 4APP Sports?
Arm Care ships an update weekly, and 4APP Sports every 3 weeks. Most recently, Arm Care was updated on November 3, 2026 and 4APP Sports on November 3, 2026.

Other comparisons