# WIDI App vs EFX Mobile

The clearest difference is rating: WIDI App at 3.1 against EFX Mobile's 2.2. WIDI App also leads on review sentiment (45% vs 25%). EFX Mobile's advantage is iOS requirement (9.3 vs 11.0). On price, ratings volume, update cadence 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.

WIDI App holds the better App Store score, 3.1 against 2.2. Both are backed by a comparable volume of ratings — 32 and 12 respectively. Written reviews point the same way: 45% of WIDI App's written reviews are positive against 25% of EFX Mobile's.

WIDI App ships an update monthly, EFX Mobile every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | WIDI App | EFX Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (32 ratings)](https://appshunter.io/ios/app/widi-app/id1530167387/reviews)** | [2.2 (12 ratings)](https://appshunter.io/ios/app/efx-mobile/id1626383725/reviews) |
| Number of ratings | **32** | 12 |
| Positive reviews | **44.8% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 17 MB | 26 MB |
| Requires iOS | 11.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CME PTE. LTD.](https://appshunter.io/developer/833376644) | [Cherub Technology Co. Ltd](https://appshunter.io/developer/468999269) |

## What reviewers say

### WIDI App

[App page](https://appshunter.io/ios/app/widi-app/id1530167387)

Configure and manage wireless Bluetooth MIDI devices. Update firmware, rename devices, adjust Bluetooth settings, and optimize performance for low latency or jitter. Supports group connections and troubleshooting.

**Highlights:** Update device firmware, Rename Bluetooth MIDI devices, Set Bluetooth transmit power, Configure Bluetooth role (peripheral/auto), Set performance mode (low latency/jitter), Set wired MIDI thru function, Manage group connections

**Features:** macOS Compatibility

**In-app purchases:** none


### EFX Mobile

[App page](https://appshunter.io/ios/app/efx-mobile/id1626383725)

Control and manage NUX effect pedals, including the AMP ACADEMY, directly from your iOS device. Connect via USB-C to adjust parameters and engage various functions for your guitar effects.

**Highlights:** OTG remote control, Device management, Parameter control, Function engagement, USB-C connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WIDI App free?

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

### Is EFX Mobile free?

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

### Which has better reviews, WIDI App or EFX Mobile?

WIDI App is rated higher. WIDI App averages 3.1 out of 5 from 32 ratings, while EFX Mobile averages 2.2 from 12 ratings.

### Do WIDI App or EFX Mobile have ads?

Neither WIDI App nor EFX Mobile shows ads.

### Which is updated more often, WIDI App or EFX Mobile?

WIDI App ships an update monthly, and EFX Mobile every 2 months. Most recently, WIDI App was updated on November 3, 2026 and EFX Mobile on November 5, 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.*