# KF Engagement vs iGreen+Link

The clearest difference is update cadence: KF Engagement at fortnightly against iGreen+Link's every 7 months. iGreen+Link's advantage is iOS requirement (12.0 vs 15.1). 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.

KF Engagement ships an update fortnightly, iGreen+Link every 7 months. The most recent releases landed on September 17, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | KF Engagement | iGreen+Link |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Size | 72 MB | 30 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Knight Frank Chartered (Thailand) Co.,Ltd](https://appshunter.io/developer/1301897716) | [Shenzhen CS Energy Technology Co., Ltd.](https://appshunter.io/developer/1701782506) |

## What reviewers say

### KF Engagement

[App page](https://appshunter.io/ios/app/kf-engagement/id6443580025)

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

**In-app purchases:** none


### iGreen+Link

[App page](https://appshunter.io/ios/app/igreen-plus-link/id6474238360)

**In-app purchases:** none


## Frequently asked questions

### Is KF Engagement free?

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

### Is iGreen+Link free?

iGreen+Link is free to download, with no in-app purchases.

### Do KF Engagement or iGreen+Link have ads?

Neither KF Engagement nor iGreen+Link shows ads.

### Which is updated more often, KF Engagement or iGreen+Link?

KF Engagement ships an update fortnightly, and iGreen+Link every 7 months. Most recently, KF Engagement was updated on September 17, 2026 and iGreen+Link on May 19, 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.*