# iKF vs NANK南卡

The clearest difference is review sentiment: iKF at 76% against NANK南卡's 0%. NANK南卡's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, 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.

iKF ships an update every 3 weeks, NANK南卡 every 2 weeks. The most recent releases landed on September 10, 2026 and August 31, 2026 respectively.

## The numbers

| Metric | iKF | NANK南卡 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (85 ratings)](https://appshunter.io/ios/app/ikf/id1629620859/reviews)** | — |
| Number of ratings | **85** | — |
| Positive reviews | **75.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 242 MB | 135 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Awu Technology Co., Ltd.](https://appshunter.io/developer/1616506708) | [深圳市梦趣生活科技有限公司](https://appshunter.io/developer/1713504758) |

## What reviewers say

### iKF

[App page](https://appshunter.io/ios/app/ikf/id1629620859)

Tailor your audio experience with personalized settings and unique functionalities. This app allows for custom sound profiles, noise cancellation adjustments, and control over device interactions. It also provides essential management features like battery checks and firmware updates.

**Highlights:** Burn-in Function, Noise Cancellation modes, Customise gesture controls, Customise equaliser settings, Set a private alarm, Check battery levels, Update firmware

**Features:** macOS Compatibility

**In-app purchases:** none


### NANK南卡

[App page](https://appshunter.io/ios/app/nank/id6470352501)

Enhance your audio experience with this app, offering custom EQ settings, button control customization, and mode switching for compatible Bluetooth headphones. Access product information, firmware updates, and user guides.

**Highlights:** Custom EQ settings, Button operation customization, Music/Game mode switching, MP3/Bluetooth mode switching, Firmware upgrades, Product manuals and videos

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

**In-app purchases:** none


## Frequently asked questions

### Is iKF free?

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

### Is NANK南卡 free?

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

### Do iKF or NANK南卡 have ads?

Neither iKF nor NANK南卡 shows ads.

### Which is updated more often, iKF or NANK南卡?

iKF ships an update every 3 weeks, and NANK南卡 every 2 weeks. Most recently, iKF was updated on September 10, 2026 and NANK南卡 on August 31, 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.*