# EWINDOW vs KGP NFC

The clearest difference is update cadence: KGP NFC at every 4 weeks against EWINDOW's every 9 months. KGP NFC also leads on iOS requirement (12.0 vs 15.6). 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.

EWINDOW ships an update every 9 months, KGP NFC every 4 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | EWINDOW | KGP NFC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 159 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Ewinlight Technology Co.,Ltd](https://appshunter.io/developer/1255795700) | [KGP Electronics GmbH](https://appshunter.io/developer/1669667109) |

## What reviewers say

### EWINDOW

[App page](https://appshunter.io/ios/app/ewindow/id1255795701)

Control smart lighting products with customizable automatic modes and manual settings. Manage groups of lights and edit item codes for a flexible lighting experience.

**Highlights:** Custom automatic control modes, Manual lighting features, Edit item codes, Set and manage groups, Convenient control

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

**In-app purchases:** none


### KGP NFC

[App page](https://appshunter.io/ios/app/kgp-nfc/id1669667107)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EWINDOW free?

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

### Is KGP NFC free?

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

### Do EWINDOW or KGP NFC have ads?

Neither EWINDOW nor KGP NFC shows ads.

### Which is updated more often, EWINDOW or KGP NFC?

EWINDOW ships an update every 9 months, and KGP NFC every 4 weeks. Most recently, EWINDOW was updated on November 6, 2026 and KGP NFC on November 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.*