# Nikki.Amsterdam vs The KN.APP

The clearest difference is in-app purchases: Nikki.Amsterdam at none against The KN.APP's 2. Nikki.Amsterdam also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (8.0 vs 16). On price, ads and device support there is nothing between them.

Both are free to download. The KN.APP sells 2 in-app purchases, starting at $6.99 per month. Nikki.Amsterdam asks for nothing beyond the download.

Nikki.Amsterdam ships an update fortnightly, The KN.APP every 3 months. The most recent releases landed on October 19, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Nikki.Amsterdam | The KN.APP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free | — |
| Size | 9 MB | 112 MB |
| Requires iOS | **8.0** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nikki.Amsterdam](https://appshunter.io/developer/1434296717) | [Knaap Bikes](https://appshunter.io/developer/1643123476) |

## What reviewers say

### Nikki.Amsterdam

[App page](https://appshunter.io/ios/app/nikkiamsterdam/id1388291022)

Control smart lights with a stable Bluetooth connection. Customize colors and brightness, sync lights with music for an immersive experience, and save custom scene modes.

**Highlights:** Stable Bluetooth connection, Customizable color and brightness, Music synchronization, Audio analysis for light effects, Save custom scene modes

**Features:** macOS Compatibility

**In-app purchases:** none


### The KN.APP

[App page](https://appshunter.io/ios/app/the-knapp/id6476815813)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Tracking Features | $6.99 | per month |
| Annual Tracking Features | $79.99 | per year |


## Frequently asked questions

### Is Nikki.Amsterdam free?

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

### Is The KN.APP free?

The KN.APP is free to download, with in-app purchases available.

### Do Nikki.Amsterdam or The KN.APP have ads?

Neither Nikki.Amsterdam nor The KN.APP shows ads.

### Which is updated more often, Nikki.Amsterdam or The KN.APP?

Nikki.Amsterdam ships an update fortnightly, and The KN.APP every 3 months. Most recently, Nikki.Amsterdam was updated on October 19, 2026 and The KN.APP on October 17, 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.*