# RX2 vs PowerVision 4

The clearest difference is in-app purchases: RX2 at none against PowerVision 4's 8. RX2 also leads on review sentiment (100% vs 78%) and iOS requirement (11.0 vs 15.0). PowerVision 4's advantage is ratings volume (312 vs 8). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. PowerVision 4 sells 8 one-off in-app purchases. RX2 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RX2 against 4.9 for PowerVision 4. That said, the two scores are not equally well evidenced: PowerVision 4 has 312 ratings behind it against 8, so its average is the more settled of the two. Written reviews are what separate them: 100% of RX2's written reviews are positive against 78% of PowerVision 4's.

RX2 ships an update fortnightly, PowerVision 4 monthly. The most recent releases landed on October 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RX2 | PowerVision 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/rx2/id1512035995/reviews)** | [4.9 (312 ratings)](https://appshunter.io/ios/app/powervision-4/id1559102553/reviews) |
| Number of ratings | 8 | **312** |
| Positive reviews | **100.0% of reviews** | 77.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 104 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Legal Soft Inc](https://appshunter.io/developer/1448203299) | [Dynojet](https://appshunter.io/developer/686107623) |

## What reviewers say

### RX2

[App page](https://appshunter.io/ios/app/rx2/id1512035995)

This app connects motorcycle accident victims with specialized legal representation. It offers 24/7 communication with attorneys via phone, live chat, and email to assist with recovery and legal needs.

**Highlights:** 24/7 attorney contact, Live chat support, Email communication, Specialized legal representation, Motorcycle accident focus

**Features:** macOS Compatibility

**In-app purchases:** none


### PowerVision 4

[App page](https://appshunter.io/ios/app/powervision-4/id1559102553)

Control your motorcycle's engine performance directly from your iPhone. Access hundreds of pre-loaded engine tunes or create custom ones. Easily flash tunes to your bike's ECU, monitor real-time engine data, and manage diagnostic trouble codes.

**Highlights:** Flash tunes to ECU, Access vast tune database, Record real-time engine data, Read/clear diagnostic codes, Remote tuning optimization, Autotune modes, Active tests for diagnostics

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Universal Token | $10.00 | one-time |
| Universal Token (3x) | $30.00 | one-time |
| Universal Token (5x) | $50.00 | one-time |
| Universal Token (10x) | $100.00 | one-time |
| Universal Token (15x) | $150.00 | one-time |
| Universal Token (20x) | $200.00 | one-time |
| Universal Token (25x) | $250.00 | one-time |
| Universal Token (30x) | $300.00 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Intuitive app interface
- 🚀 Fast tuning process
- 👍 Excellent customer support
- 🚀 Responsive bike performance

**What reviewers complain about**

- 🐛 App crashes and connectivity issues
- 🔍 Limited tune options
- 🔍 Lacking advanced tuning features
- 🐛 Inaccurate sensor readings
- 🔍 Clunky gauge operation

**Reported bugs**

- App crashes when using diagnostic functions
- Bluetooth disconnects during tuning process
- Sensor readings not updating correctly
- Tune flashing fails intermittently

**Requested features**

- Add more pre-loaded tune options
- Implement an auto-tune feature
- Improve data logging and cloud integration
- Expand support for wider range of bikes
- Enhance live sensor data display


## Frequently asked questions

### Is RX2 free?

RX2 is free to download, with no in-app purchases.

### Is PowerVision 4 free?

PowerVision 4 is free to download, with in-app purchases available.

### Which has better reviews, RX2 or PowerVision 4?

RX2 is rated higher. RX2 averages 5.0 out of 5 from 8 ratings, while PowerVision 4 averages 4.9 from 312 ratings.

### Do RX2 or PowerVision 4 have ads?

Neither RX2 nor PowerVision 4 shows ads.

### Which is updated more often, RX2 or PowerVision 4?

RX2 ships an update fortnightly, and PowerVision 4 monthly. Most recently, RX2 was updated on October 1, 2026 and PowerVision 4 on October 25, 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.*