# Blast Baseball vs Diamond Kinetics

The clearest difference is ads: Diamond Kinetics at none against Blast Baseball's shown. Diamond Kinetics also leads on rating (3.4 vs 3.1) and review sentiment (41% vs 29%). Blast Baseball's advantage is chart position (#86 vs unranked) and device support (3 vs 1). On price, ratings volume, 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 $9.99 per month and Diamond Kinetics sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Diamond Kinetics holds the better App Store score, 3.4 against 3.1. Both are backed by a comparable volume of ratings — 323 and 151 respectively. Written reviews point the same way: 29% of Blast Baseball's written reviews are positive against 41% of Diamond Kinetics's.

Blast Baseball ships an update every 4 weeks, Diamond Kinetics every 2 weeks. Both last shipped on October 16, 2026.

## The numbers

| Metric | Blast Baseball | Diamond Kinetics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (323 ratings)](https://appshunter.io/ios/app/blast-baseball/id696974849/reviews) | **[3.4 (151 ratings)](https://appshunter.io/ios/app/diamond-kinetics/id1604464179/reviews)** |
| Number of ratings | **323** | 151 |
| Positive reviews | 29.0% of reviews | **41.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#86** | — |
| Size | 363 MB | 137 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) | [Diamond Kinetics, Inc.](https://appshunter.io/developer/937803817) |

## What reviewers say

### Blast Baseball

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

**Currently charting:** #86 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


### Diamond Kinetics

[App page](https://appshunter.io/ios/app/diamond-kinetics/id1604464179)

Improve your baseball or softball swing with this app. It offers virtual hitting experiences, swing analysis, and interactive MLB-themed games. Enhance your performance with real-time metrics and personalized feedback.

**Highlights:** Smart Motion Technology for virtual hitting, Diamond Decisions Highlight Arcade, MLB SwingMatch for mechanic comparison, MLB PLAY BALL Challenges & Lessons, Real-time swing metrics with bat sensor, Personalized Swing Score, Interactive hitting games

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DK+ Monthly | $5.99 | per month |
| Smart Bat Monthly | $5.99 | per month |
| DK+ Yearly | $59.99 | per year |
| Smart Bat Yearly | $59.99 | per year |

**What reviewers like**

- 🎮 Engaging games and challenges motivate practice
- ⚾ MLB player lessons and content appeal to kids
- 🏆 Leaderboards and prizes incentivize swings
- 📊 Swing metrics and feedback help improvement
- 👨‍👧‍👦 Gets kids excited to practice outside

**What reviewers complain about**

- 🐛 Frequent connectivity and pairing issues
- 🐛 App crashes and freezes regularly
- 📉 Removed advanced swing analysis features
- ❌ Lost 3D swing path visualization
- ⚠️ Inaccurate distance measurements

**Reported bugs**

- Sensor won't connect to app after firmware update
- Bluetooth pairing fails across multiple devices
- App crashes when selecting bat
- Activation code doesn't work
- Battery dies within 2 minutes

**Requested features**

- Restore 3D swing path visualization
- View individual session history and data
- Multiple metrics displayed simultaneously
- Swing-to-swing comparison and analysis
- Spreadsheet or graph of historical metrics


## Frequently asked questions

### Is Blast Baseball free?

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

### Is Diamond Kinetics free?

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

### Which has better reviews, Blast Baseball or Diamond Kinetics?

Diamond Kinetics is rated higher. Blast Baseball averages 3.1 out of 5 from 323 ratings, while Diamond Kinetics averages 3.4 from 151 ratings.

### Do Blast Baseball or Diamond Kinetics have ads?

Blast Baseball shows ads; Diamond Kinetics does not.

### Which is updated more often, Blast Baseball or Diamond Kinetics?

Blast Baseball ships an update every 4 weeks, and Diamond Kinetics every 2 weeks. Most recently, Blast Baseball was updated on October 16, 2026 and Diamond Kinetics on October 16, 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.*