# Ambiotica vs Coastline

The clearest difference is price: Ambiotica at $4.99 against Coastline's $14.99. Ambiotica also leads on update cadence (every 2 days vs every 3 weeks). Coastline's advantage is iOS requirement (13.0 vs 15.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

Ambiotica costs $4.99 and Coastline $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Ambiotica against 5.0 for Coastline. Both are backed by a comparable volume of ratings — 9 and 12 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Ambiotica ships an update every 2 days, Coastline every 3 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | Ambiotica | Coastline |
| --- | --- | --- |
| Price | **$4.99** | $14.99 |
| Rating | [4.9 (9 ratings)](https://appshunter.io/ios/app/ambiotica/id6776169669/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/coastline-audio-effect/id6780281953/reviews)** |
| Number of ratings | 9 | **12** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Paid | Paid |
| Size | 10 MB | 71 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Charles Vestal](https://appshunter.io/developer/1825037198) | [Aqeel Aadam](https://appshunter.io/developer/1724235864) |

## What reviewers say

### Ambiotica

[App page](https://appshunter.io/ios/app/ambiotica/id6776169669)

Transform any audio input into evolving ambient soundscapes. This app offers a unique signal chain with looping, granular synthesis, and modulated reverb, all controlled by a master 'Gravity' parameter for creating drones and textures.

**Highlights:** Evolving ambient soundscapes, Looper, granular cloud, and modulated reverb, 'Gravity' macro control, Chord-tuned reverb, Standalone app and AUv3 plugin, Night-sky inspired interface

**In-app purchases:** none


### Coastline

[App page](https://appshunter.io/ios/app/coastline-audio-effect/id6780281953)

This app generates unique audio atmospheres and textures for music production. It uses additive and granular synthesis to add depth and character to tracks, offering extensive modulation and a dual-engine sustainer.

**Highlights:** Dual-engine audio sustainer, Additive and granular synthesis, Custom sample support, Intermodulation and advanced filtering, Extensive modulation options, Cross-platform preset sharing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ambiotica free?

Ambiotica costs $4.99, with no in-app purchases.

### Is Coastline free?

Coastline costs $14.99, with no in-app purchases.

### Which has better reviews, Ambiotica or Coastline?

Coastline is rated higher. Ambiotica averages 4.9 out of 5 from 9 ratings, while Coastline averages 5.0 from 12 ratings.

### Do Ambiotica or Coastline have ads?

Neither Ambiotica nor Coastline shows ads.

### Which is updated more often, Ambiotica or Coastline?

Ambiotica ships an update every 2 days, and Coastline every 3 weeks. Most recently, Ambiotica was updated on November 5, 2026 and Coastline on November 5, 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.*