# Blast Baseball vs Rapsodo Diamond

The clearest difference is rating: Blast Baseball at 3.1 against Rapsodo Diamond's 2.3. Blast Baseball also leads on ratings volume (323 vs 21) and chart position (#75 vs unranked). Rapsodo Diamond's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence 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. Rapsodo Diamond asks for nothing beyond the download.

Blast Baseball holds the better App Store score, 3.1 against 2.3. That said, the two scores are not equally well evidenced: Blast Baseball has 323 ratings behind it against 21, 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 20% of Rapsodo Diamond's.

Blast Baseball ships an update every 4 weeks, Rapsodo Diamond every 5 weeks. The most recent releases landed on September 22, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Blast Baseball | Rapsodo Diamond |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (323 ratings)](https://appshunter.io/ios/app/blast-baseball/id696974849/reviews)** | [2.3 (21 ratings)](https://appshunter.io/ios/app/rapsodo-diamond/id1492851539/reviews) |
| Number of ratings | **323** | 21 |
| Positive reviews | **29.0% of reviews** | 20.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#75** | — |
| Size | 363 MB | 422 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Blast Motion, Inc.](https://appshunter.io/developer/696974852) | [Rapsodo Pte Ltd](https://appshunter.io/developer/573566751) |

## What reviewers say

### Blast Baseball

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

**Currently charting:** #75 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


### Rapsodo Diamond

[App page](https://appshunter.io/ios/app/rapsodo-diamond/id1492851539)

This application consolidates pitching and hitting data into a single platform for Rapsodo system users. It offers direct cloud access and enhanced team management features, streamlining data analysis and team coordination for Rapsodo Team Members.

**Highlights:** Combined pitching and hitting data, Single access point for Rapsodo systems, Direct cloud access, Enhanced team management, Data analysis

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Blast Baseball free?

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

### Is Rapsodo Diamond free?

Rapsodo Diamond is free to download, with no in-app purchases.

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

Blast Baseball is rated higher. Blast Baseball averages 3.1 out of 5 from 323 ratings, while Rapsodo Diamond averages 2.3 from 21 ratings.

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

Blast Baseball shows ads; Rapsodo Diamond does not.

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

Blast Baseball ships an update every 4 weeks, and Rapsodo Diamond every 5 weeks. Most recently, Blast Baseball was updated on September 22, 2026 and Rapsodo Diamond on September 18, 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.*