# DragBMP vs The BangShift Billy

The clearest difference is rating: The BangShift Billy at 5.0 against DragBMP's 4.0. The BangShift Billy also leads on in-app purchases (none vs 2) and update cadence (every 3 weeks vs every 6 weeks). DragBMP's advantage is ratings volume (6 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. DragBMP sells 2 in-app purchases, starting at $4.99 per month. The BangShift Billy asks for nothing beyond the download.

The BangShift Billy holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: DragBMP has 6 ratings behind it against 1, so its average is the more settled of the two.

DragBMP ships an update every 6 weeks, The BangShift Billy every 3 weeks. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | DragBMP | The BangShift Billy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/dragbmp/id1489421882/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/the-bangshift-billy/id1584654490/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Freemium | **Free** |
| Size | 19 MB | 48 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Stephan Monette](https://appshunter.io/developer/1299469285) | [William Armstrong](https://appshunter.io/developer/1584654492) |

## What reviewers say

### DragBMP

[App page](https://appshunter.io/ios/app/dragbmp/id1489421882)

Access real-time drag racing time slips from Bradenton Motorsports Park directly on your phone. Enhance your race day experience with detailed race data, weather information, and automatic Density Altitude calculations for engine tuning and dial-in assistance.

**Highlights:** Real-time time slip viewing, Detailed race data, Weather station information, Automatic Density Altitude calculation, Engine tuning assistance, Dial-in calculation support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DragBMP Sharing Premium | $4.99 | per month |
| Annual Premium Access | $8.99 | per year |


### The BangShift Billy

[App page](https://appshunter.io/ios/app/the-bangshift-billy/id1584654490)

Precisely control your diaphragm clutch engagement and slip time for drag racing. Optimize launches, reduce driveline damage, and improve ET with millisecond accuracy.

**Highlights:** Precise clutch engagement control, Adjustable slip time (0-2.00 seconds), Millisecond accuracy, Reduces driveline damage, Improves ET, Works with Bluetooth controller

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DragBMP free?

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

### Is The BangShift Billy free?

The BangShift Billy is free to download, with no in-app purchases.

### Which has better reviews, DragBMP or The BangShift Billy?

The BangShift Billy is rated higher. DragBMP averages 4.0 out of 5 from 6 ratings, while The BangShift Billy averages 5.0 from 1 ratings.

### Do DragBMP or The BangShift Billy have ads?

Neither DragBMP nor The BangShift Billy shows ads.

### Which is updated more often, DragBMP or The BangShift Billy?

DragBMP ships an update every 6 weeks, and The BangShift Billy every 3 weeks. Most recently, DragBMP was updated on October 14, 2026 and The BangShift Billy on October 12, 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.*