# EMBTuner vs Rawrr

The clearest difference is rating: EMBTuner at 4.5 against Rawrr's 3.4. EMBTuner also leads on update cadence (fortnightly vs every 7 months). Rawrr's advantage is review sentiment (29% vs 0%) and iOS requirement (13.0 vs 15.4). 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.

EMBTuner holds the better App Store score, 4.5 against 3.4. Both are backed by a comparable volume of ratings — 11 and 22 respectively. Written reviews complicate that: 0% of EMBTuner's written reviews are positive against 29% of Rawrr's, so the app with the better star average is not the one people write more warmly about.

EMBTuner ships an update fortnightly, Rawrr every 7 months. The most recent releases landed on September 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | EMBTuner | Rawrr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/embtuner/id1605550971/reviews)** | [3.4 (22 ratings)](https://appshunter.io/ios/app/rawrr/id6746465340/reviews) |
| Number of ratings | 11 | **22** |
| Positive reviews | 0.0% of reviews | **28.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Free | Free |
| Size | 58 MB | 25 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Riley Houston](https://appshunter.io/developer/1605550973) | [Rawrr](https://appshunter.io/developer/1719224249) |

## What reviewers say

### EMBTuner

[App page](https://appshunter.io/ios/app/embtuner/id1605550971)

This utility app provides advanced control for specific ASI controllers tuned by E-Moto Bros. Users can access special parameters for calibration, saving settings to flash memory, and throttle adjustments.

**Highlights:** Controller calibration, Save to flash functionality, Throttle tuning, Extended parameter access, ASI controller support

**In-app purchases:** none


### Rawrr

[App page](https://appshunter.io/ios/app/rawrr/id6746465340)

This application allows e-moto owners to remotely control and customize their ride's performance and settings. Users can adjust throttle response, power output, and manage sensors. It also provides access to diagnostics, service manuals, and customer support.

**Highlights:** Sensor control (kickstand, brake), Performance tuning (throttle, torque, power), Over-the-air firmware updates, Diagnostic error code viewing, Service manual access, Direct customer support

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

**In-app purchases:** none


## Frequently asked questions

### Is EMBTuner free?

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

### Is Rawrr free?

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

### Which has better reviews, EMBTuner or Rawrr?

EMBTuner is rated higher. EMBTuner averages 4.5 out of 5 from 11 ratings, while Rawrr averages 3.4 from 22 ratings.

### Do EMBTuner or Rawrr have ads?

Neither EMBTuner nor Rawrr shows ads.

### Which is updated more often, EMBTuner or Rawrr?

EMBTuner ships an update fortnightly, and Rawrr every 7 months. Most recently, EMBTuner was updated on September 15, 2026 and Rawrr on September 24, 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.*