# Blast Baseball vs b4

Blast Baseball and b4 both sit at 4.0 stars, but that hides the real split: 81% of b4's written reviews are positive against 29% of Blast Baseball's. b4 also leads on ads (none vs shown). Blast Baseball's advantage is chart position (#84 vs unranked) and ratings volume (665 vs 152). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Blast Baseball sells 2 in-app purchases, starting at $14.99 per month and b4 sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

b4 holds the better App Store score, 4.2 against 4.0. Both are backed by a comparable volume of ratings — 665 and 152 respectively. Written reviews point the same way: 29% of Blast Baseball's written reviews are positive against 81% of b4's.

Blast Baseball ships an update every 4 weeks, b4 every 3 weeks. The most recent releases landed on November 4, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Blast Baseball | b4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (665 ratings)](https://appshunter.io/ios/app/blast-baseball/id696974849/reviews) | **[4.2 (152 ratings)](https://appshunter.io/ios/app/b4-app-ai-batting-partner/id1612791859/reviews)** |
| Number of ratings | **665** | 152 |
| Positive reviews | 29.0% of reviews | **80.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | **#84** | — |
| Size | 363 MB | 222 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Blast Motion, Inc.](https://appshunter.io/developer/696974852) | [KeepTossingLab](https://appshunter.io/developer/1538261019) |

## What reviewers say

### Blast Baseball

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

**Currently charting:** #84 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 | $14.99 | per month |
| BlastMotion Annual | $99.00 | 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


### b4

[App page](https://appshunter.io/ios/app/b4-app-ai-batting-partner/id1612791859)

Enhance your baseball batting with advanced AI analysis. Track key metrics like exit velocity and launch angle, analyze biomechanics, and receive real-time feedback. Improve your swing and performance with detailed reports and video playback.

**Highlights:** Comprehensive swing analysis, Exit velocity and launch angle tracking, Bat contact point analysis, Real-time playback and analytics, Immersive pitch simulation, AI-driven performance reports

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essential Plan | $3.99 | per month |
| Premium Plan | $14.99 | per month |
| Essential Plan | $39.99 | per year |
| Premium Plan | $149.99 | per year |

**What reviewers like**

- ✅ Accurate exit velocity readings matching professional equipment
- 📊 Real-time swing analysis and biomechanics feedback
- 🎯 Launch angle tracking is precise and reliable
- 👨‍👧‍👦 Suitable for all ages and skill levels
- 🏋️ Effective tool for identifying and fixing swing weaknesses

**What reviewers complain about**

- 🐛 Inconsistent exit velocity readings (off by ±15%)
- 🐛 Intermittent detection failures after initial readings
- ❌ Login and authentication issues preventing app access
- ⚠️ Temperature sensitivity affecting accuracy above 80°F
- 🔧 Unreliable setup requiring multiple attempts

**Reported bugs**

- Exit velocity readings fail after first swing
- Login fails repeatedly even after reinstalling app
- App stops providing readings mid-session
- Inaccurate measurements in certain temperature conditions
- Setup configuration not recognized despite proper calibration

**Requested features**

- Distance tracking in feet for hit balls
- More in-depth analytics and statistics
- Support for older iPhone models
- Enhanced data visualization and reporting


## Frequently asked questions

### Is Blast Baseball free?

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

### Is b4 free?

b4 is free to download, with in-app purchases available.

### Which has better reviews, Blast Baseball or b4?

b4 is rated higher. Blast Baseball averages 4.0 out of 5 from 665 ratings, while b4 averages 4.2 from 152 ratings.

### Do Blast Baseball or b4 have ads?

Blast Baseball shows ads; b4 does not.

### Which is updated more often, Blast Baseball or b4?

Blast Baseball ships an update every 4 weeks, and b4 every 3 weeks. Most recently, Blast Baseball was updated on November 4, 2026 and b4 on November 3, 2026.

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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.*