# Nikki.Amsterdam vs Aemster

The clearest difference is update cadence: Nikki.Amsterdam at fortnightly against Aemster's every 10 months. Nikki.Amsterdam also leads on iOS requirement (8.0 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.

Nikki.Amsterdam ships an update fortnightly, Aemster every 10 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Nikki.Amsterdam | Aemster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 10 months |
| Monetization | Free | — |
| Size | 9 MB | 5 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nikki.Amsterdam](https://appshunter.io/developer/1434296717) | [Dreamy Delta](https://appshunter.io/developer/1572623510) |

## 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


### Aemster

[App page](https://appshunter.io/ios/app/aemster/id1572623508)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nikki.Amsterdam free?

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

### Is Aemster free?

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

### Do Nikki.Amsterdam or Aemster have ads?

Neither Nikki.Amsterdam nor Aemster shows ads.

### Which is updated more often, Nikki.Amsterdam or Aemster?

Nikki.Amsterdam ships an update fortnightly, and Aemster every 10 months. Most recently, Nikki.Amsterdam was updated on November 2, 2026 and Aemster 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.*