# Blast Baseball vs Arm Care

The clearest difference is review sentiment: Arm Care at 76% against Blast Baseball's 29%. Arm Care also leads on rating (4.9 vs 3.1) and ads (none vs shown). Blast Baseball's advantage is monetization model (free with in-app purchases vs subscription). On price, in-app purchases, chart position and device support there is nothing between them.

Both are free to download. Blast Baseball sells 2 in-app purchases, starting at $9.99 per month and Arm Care sells 10 in-app purchases, starting at $11.99 per month. Whichever you choose, the download price is not the number that matters.

Arm Care holds the better App Store score, 4.9 against 3.1. That said, the two scores are not equally well evidenced: Arm Care has 3K ratings behind it against 323, so its average is the more settled of the two. Written reviews point the same way: 29% of Blast Baseball's written reviews are positive against 76% of Arm Care's.

Blast Baseball ships an update every 4 weeks, Arm Care every 2 weeks. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Blast Baseball | Arm Care |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (323 ratings)](https://appshunter.io/ios/app/blast-baseball/id696974849/reviews) | **[4.9 (3K ratings)](https://appshunter.io/ios/app/arm-care/id1480260823/reviews)** |
| Number of ratings | 323 | **3K** |
| Positive reviews | 29.0% of reviews | **75.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Best chart rank | **#74** | #182 |
| Size | 363 MB | 189 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Blast Motion, Inc.](https://appshunter.io/developer/696974852) | [ArmCare](https://appshunter.io/developer/1480260822) |

## What reviewers say

### Blast Baseball

[App page](https://appshunter.io/ios/app/blast-baseball/id696974849)

**Currently charting:** #74 Top Grossing · Sports (US App Store)

This app uses bat sensor technology to analyze baseball swings. It records video, overlays swing metrics, and provides 3D swing analysis. Coaches can use it for player development and recruitment.

**Highlights:** Bat sensor integration, Automatic swing detection and video clipping, Overlay of swing metrics (Bat Speed, Time to Contact, etc.), 3D swing path analysis, Live mode for real-time feedback, Side-by-side swing comparison, Mobile video analysis with voice-over

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlastMotion Monthly | $9.99 | per month |
| BlastMotion Annual | $74.90 | per year |

**What reviewers like**

- 📊 Immediate feedback on swing metrics
- 🎯 Accurate bat speed and attack angle measurements
- 📱 Quick data delivery to app after contact
- 🏆 Helpful for tracking progress over time
- 👨‍🏫 Useful for coaches to set baselines and track team progress

**What reviewers complain about**

- 💰 Aggressive subscription paywall for previously free features
- 🔐 Data held hostage behind subscription walls
- 🧩 Convoluted app interface and navigation
- 📊 Overwhelming number of metrics for casual users
- 🐛 Frequent app crashes and freezes

**Reported bugs**

- App crashes on startup or during use
- Bluetooth connectivity drops frequently
- Swings fail to record or sync to cloud
- Video upload and processing failures
- App freezes during live capture sessions

**Requested features**

- User-selectable difficulty levels (novice, intermediate, expert)
- Ability to overlay biometrics on video
- Separate tracking for multiple children
- iPad landscape mode support
- Integration with GoPro for video capture


### Arm Care

[App page](https://appshunter.io/ios/app/arm-care/id1480260823)

**Currently charting:** #182 Top Grossing · Sports (US App Store)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $11.99 | per month |
| Premium | $12.00 | per month |
| Premium | $15.00 | per month |
| Premium | $15.00 | per month |
| Premium | $72.00 | per year |
| Premium | $72.00 | per year |
| Premium | $72.00 | per year |
| Premium | $72.00 | per year |
| Premium | $99.00 | per year |
| Premium | $99.00 | per year |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- App turns off during exercises
- Pauses music when opened

**Requested features**

- Ability to cancel subscription within the app
- Offline mode for workouts
- Improved music integration


## Frequently asked questions

### Is Blast Baseball free?

Blast Baseball is free to download, with in-app purchases available.

### Is Arm Care free?

Arm Care is free to download, with in-app purchases available.

### Which has better reviews, Blast Baseball or Arm Care?

Arm Care is rated higher. Blast Baseball averages 3.1 out of 5 from 323 ratings, while Arm Care averages 4.9 from 3K ratings.

### Do Blast Baseball or Arm Care have ads?

Blast Baseball shows ads; Arm Care does not.

### Which is updated more often, Blast Baseball or Arm Care?

Blast Baseball ships an update every 4 weeks, and Arm Care every 2 weeks. Most recently, Blast Baseball was updated on September 22, 2026 and Arm Care on September 24, 2026.

### Which is more popular, Blast Baseball or Arm Care?

Blast Baseball currently peaks at #74 in the App Store charts, and Arm Care at #182. Chart position reflects recent download velocity rather than total install base.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*