# dragy Connect vs JB4 PRO

The clearest difference is rating: JB4 PRO at 4.4 against dragy Connect's 2.5. JB4 PRO also leads on review sentiment (50% vs 23%) and update cadence (fortnightly vs monthly). dragy Connect's advantage is iOS requirement (12.0 vs 16.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JB4 PRO holds the better App Store score, 4.4 against 2.5. Both are backed by a comparable volume of ratings — 8 and 14 respectively. Written reviews point the same way: 23% of dragy Connect's written reviews are positive against 50% of JB4 PRO's.

dragy Connect ships an update monthly, JB4 PRO fortnightly. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | dragy Connect | JB4 PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (8 ratings)](https://appshunter.io/ios/app/dragy-connect/id1260905448/reviews) | **[4.4 (14 ratings)](https://appshunter.io/ios/app/jb4-pro/id6746129072/reviews)** |
| Number of ratings | 8 | **14** |
| Positive reviews | 23.1% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 71 MB | 22 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Harbin Qirui Technology Company With Limited Liability.](https://appshunter.io/developer/1260905447) | [Burger Motorsports, Inc](https://appshunter.io/developer/1815297026) |

## What reviewers say

### dragy Connect

[App page](https://appshunter.io/ios/app/dragy-connect/id1260905448)

This GPS-based performance meter allows users to track various acceleration metrics like 0-60mph and 1/4 mile times. It enables sharing performance data on leaderboards and videos with real-time overlays. A dedicated hardware device is required for testing.

**Highlights:** Track 0-60mph, 1/4 mile, and more, GPS-based performance measurement, Share results on leaderboards, Create videos with real-time data, Requires dedicated dragy device

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Easy to use
- 🚀 Compact and lightweight device
- 🚀 Great performance tracking tool

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🐛 Connectivity issues (no internet connection)
- 🐛 Leaderboard and data upload problems
- 🔇 Annoying voice announcements
- 🔋 Inconsistent satellite connection

**Reported bugs**

- App crashes when trying to access leaderboards
- Inability to log in or create an account
- Inconsistent gradient measurements
- Video recording feature not working properly
- Saved data/times disappearing or not syncing

**Requested features**

- Add search and filtering options for leaderboards
- Improve video recording and export functionality
- Implement support for multiple vehicles
- Add option to disable voice announcements
- Provide data export capabilities (CSV, etc.)


### JB4 PRO

[App page](https://appshunter.io/ios/app/jb4-pro/id6746129072)

Integrate your performance tuner with your smartphone to adjust engine maps, view real-time data, and manage system settings. This app requires a specific Bluetooth adapter for full functionality.

**Highlights:** Change maps, Monitor live engine data, Record logs, Manage fault codes, Update JB4 firmware, Smartphone integration

**In-app purchases:** none


## Frequently asked questions

### Is dragy Connect free?

dragy Connect is free to download, with no in-app purchases.

### Is JB4 PRO free?

JB4 PRO is free to download, with no in-app purchases.

### Which has better reviews, dragy Connect or JB4 PRO?

JB4 PRO is rated higher. dragy Connect averages 2.5 out of 5 from 8 ratings, while JB4 PRO averages 4.4 from 14 ratings.

### Do dragy Connect or JB4 PRO have ads?

Neither dragy Connect nor JB4 PRO shows ads.

### Which is updated more often, dragy Connect or JB4 PRO?

dragy Connect ships an update monthly, and JB4 PRO fortnightly. Most recently, dragy Connect was updated on September 24, 2026 and JB4 PRO on September 13, 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.*