# Code vs Screamin' Eagle Street Tuner

The clearest difference is review sentiment: Code at 75% against Screamin' Eagle Street Tuner's 16%. Code also leads on rating (4.0 vs 1.8) and iOS requirement (10.0 vs 15.0). Screamin' Eagle Street Tuner's advantage is in-app purchases (none vs 1) and ratings volume (91 vs 5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Code sells 1 one-off in-app purchase. Screamin' Eagle Street Tuner asks for nothing beyond the download.

Code holds the better App Store score, 4.0 against 1.8. That said, the two scores are not equally well evidenced: Screamin' Eagle Street Tuner has 91 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 75% of Code's written reviews are positive against 16% of Screamin' Eagle Street Tuner's.

Code ships an update monthly, Screamin' Eagle Street Tuner every 2 months. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Code | Screamin' Eagle Street Tuner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/coderead/id1364698606/reviews)** | [1.8 (91 ratings)](https://appshunter.io/ios/app/screamin-eagle-street-tuner/id1642944755/reviews) |
| Number of ratings | 5 | **91** |
| Positive reviews | **75.0% of reviews** | 16.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 74 MB | 180 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Vance & Hines](https://appshunter.io/developer/786747328) | [Harley-Davidson Motor Company](https://appshunter.io/developer/428393873) |

## What reviewers say

### Code

[App page](https://appshunter.io/ios/app/coderead/id1364698606)

Diagnose Harley-Davidson motorcycle issues directly from your iPhone. Access detailed code descriptions, view diagnostic videos, and monitor live sensor data. Save and retrieve your code history for advanced troubleshooting.

**Highlights:** Read Harley-Davidson trouble codes, Detailed code descriptions, Diagnostic videos, Live sensor data, Save/retrieve code history

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Code:READ Premium | $0.99 | one-time |


### Screamin' Eagle Street Tuner

[App page](https://appshunter.io/ios/app/screamin-eagle-street-tuner/id1642944755)

This app simplifies engine parameter management for select Harley-Davidson models when paired with a specific Bluetooth module. It allows users to upload calibrations, perform custom tuning sessions, and monitor vehicle data.

**Highlights:** Upload engine calibrations, Perform Smart Tune sessions, Store run-time data, View performance gauges, View diagnostics

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Improved performance
- 👍 Works well when it's working
- 🚀 Fast and crisp tuning

**What reviewers complain about**

- 🐛 Constant crashing and disconnecting issues
- 🐛 Buggy and unstable app
- 🐛 Unreliable Bluetooth connectivity
- 🐛 Fails to save recordings and tunes
- 🐛 Compatibility issues with newer bike models

**Reported bugs**

- App crashes when trying to do smart tune or view data
- Fails to connect to tuner, saying it's paired with another device
- Tuner bricks the motorcycle after flashing a corrupted file
- Voltage error prevents smart tune from starting even with fully charged battery

**Requested features**

- Add ability to turn on oil cooling fan, cool flow fan, and other accessories
- Integrate with Apple CarPlay
- Improve auto-tune functionality and reliability


## Frequently asked questions

### Is Code free?

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

### Is Screamin' Eagle Street Tuner free?

Screamin' Eagle Street Tuner is free to download, with no in-app purchases.

### Which has better reviews, Code or Screamin' Eagle Street Tuner?

Code is rated higher. Code averages 4.0 out of 5 from 5 ratings, while Screamin' Eagle Street Tuner averages 1.8 from 91 ratings.

### Do Code or Screamin' Eagle Street Tuner have ads?

Neither Code nor Screamin' Eagle Street Tuner shows ads.

### Which is updated more often, Code or Screamin' Eagle Street Tuner?

Code ships an update monthly, and Screamin' Eagle Street Tuner every 2 months. Most recently, Code was updated on October 12, 2026 and Screamin' Eagle Street Tuner on October 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.*