# AddStation vs Compositor NTP

The clearest difference is update cadence: AddStation at weekly against Compositor NTP's every 2 months. AddStation also leads on iOS requirement (12.0 vs 16.2). Compositor NTP's advantage is price ($2.99 vs $8.99). On ads, in-app purchases and device support there is nothing between them.

AddStation costs $8.99 and Compositor NTP $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AddStation ships an update weekly, Compositor NTP every 2 months. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | AddStation | Compositor NTP |
| --- | --- | --- |
| Price | $8.99 | **$2.99** |
| Rating | **[4.5 (43 ratings)](https://appshunter.io/ios/app/addstation/id1500919657/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 82.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Paid | — |
| Size | 133 MB | 4 MB |
| Requires iOS | **12.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [Ruslan Yusipov](https://appshunter.io/developer/1598799633) |

## What reviewers say

### AddStation

[App page](https://appshunter.io/ios/app/addstation/id1500919657)

Explore new sonic territories with this advanced additive synthesis tool. Create complex timbres by combining thousands of sine waves and unique morph sequencing. Integrate seamlessly with iOS production environments and enjoy a suite of built-in effects.

**Highlights:** Fractal additive synthesis, Sound morphing, Over 170 sound presets, AUv3 AudioUnit integration, Built-in effects suite, Audiobus 3 and Ableton Link support

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

**In-app purchases:** none


### Compositor NTP

[App page](https://appshunter.io/ios/app/compositor-ntp/id6450834018)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AddStation free?

AddStation costs $8.99, with no in-app purchases.

### Is Compositor NTP free?

Compositor NTP costs $2.99, with no in-app purchases.

### Do AddStation or Compositor NTP have ads?

Neither AddStation nor Compositor NTP shows ads.

### Which is updated more often, AddStation or Compositor NTP?

AddStation ships an update weekly, and Compositor NTP every 2 months. Most recently, AddStation was updated on October 9, 2026 and Compositor NTP on October 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.*