# EMBTuner vs Worthless Controls

EMBTuner and Worthless Controls both sit at 4.5 stars, but that hides the real split: 100% of Worthless Controls's written reviews are positive against 0% of EMBTuner's. Worthless Controls also leads on update cadence (every 3 days vs fortnightly). EMBTuner's advantage is monetization model (free vs free with in-app purchases). On price, rating, ratings volume and ads 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 4.3. Both are backed by a comparable volume of ratings — 11 and 6 respectively. Written reviews complicate that: 0% of EMBTuner's written reviews are positive against 100% of Worthless Controls's, so the app with the better star average is not the one people write more warmly about.

EMBTuner ships an update fortnightly, Worthless Controls every 3 days. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | EMBTuner | Worthless Controls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (11 ratings)](https://appshunter.io/ios/app/embtuner/id1605550971/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/worthless-controls/id6797546239/reviews) |
| Number of ratings | **11** | 6 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 58 MB | 64 MB |
| Requires iOS | 15.4 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Riley Houston](https://appshunter.io/developer/1605550973) | [TAYLOR HAYDEN SMYTH](https://appshunter.io/developer/6797546241) |

## 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


### Worthless Controls

[App page](https://appshunter.io/ios/app/worthless-controls/id6797546239)

This app provides comprehensive tuning and telemetry for electric vehicle motor controllers and battery systems. Connect via Bluetooth to adjust parameters, monitor live data, and record rides for e-motorcycles, scooters, e-bikes, and e-skates.

**Highlights:** Bluetooth connectivity, Full parameter tuning for controllers, Live data dashboards, Battery BMS monitoring, Ride data logging and export, Firmware flashing, Remote controller adjustment

**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 Worthless Controls free?

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

### Which has better reviews, EMBTuner or Worthless Controls?

EMBTuner is rated higher. EMBTuner averages 4.5 out of 5 from 11 ratings, while Worthless Controls averages 4.3 from 6 ratings.

### Do EMBTuner or Worthless Controls have ads?

Neither EMBTuner nor Worthless Controls shows ads.

### Which is updated more often, EMBTuner or Worthless Controls?

EMBTuner ships an update fortnightly, and Worthless Controls every 3 days. Most recently, EMBTuner was updated on September 15, 2026 and Worthless Controls on September 17, 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.*