# Khadas Audio vs ChargeRex

The clearest difference is update cadence: ChargeRex at every 2 months against Khadas Audio's every 10 months. Khadas Audio's advantage is iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Khadas Audio ships an update every 10 months, ChargeRex every 2 months. The most recent releases landed on September 25, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Khadas Audio | ChargeRex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (14 ratings)](https://appshunter.io/ios/app/khadas-audio/id6474470701/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 5.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 12 MB | 29 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Khadas Technology Co., Ltd](https://appshunter.io/developer/1721700188) | [MOTREXEV](https://appshunter.io/developer/539878412) |

## What reviewers say

### Khadas Audio

[App page](https://appshunter.io/ios/app/khadas-audio/id6474470701)

Connect and control your Khadas audio devices with this app. Personalize settings like volume, gain, and EQ, and manage multiple devices. You can also upgrade Bluetooth firmware.

**Highlights:** Effortless online connection, Bluetooth and USB connectivity, Volume and gain adjustments, EQ settings, Side key configurations, Bluetooth firmware upgrades, Manage multiple devices

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

**In-app purchases:** none


### ChargeRex

[App page](https://appshunter.io/ios/app/chargerex/id6744017644)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Khadas Audio free?

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

### Is ChargeRex free?

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

### Do Khadas Audio or ChargeRex have ads?

Neither Khadas Audio nor ChargeRex shows ads.

### Which is updated more often, Khadas Audio or ChargeRex?

Khadas Audio ships an update every 10 months, and ChargeRex every 2 months. Most recently, Khadas Audio was updated on September 25, 2026 and ChargeRex on October 3, 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.*