# Phase Chimes vs Sightlines

The clearest difference is price: Sightlines at $7.99 against Phase Chimes's $9.99. Sightlines also leads on iOS requirement (13.0 vs 16.6). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Phase Chimes costs $9.99 and Sightlines $7.99 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 — 5.0 for Phase Chimes against 5.0 for Sightlines. Both are backed by a comparable volume of ratings — 8 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Phase Chimes ships an update every 2 weeks, Sightlines weekly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Phase Chimes | Sightlines |
| --- | --- | --- |
| Price | $9.99 | **$7.99** |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/phase-chimes/id6751312171/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/sightlines-harmonic-filter/id6801937031/reviews) |
| Number of ratings | **8** | 6 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Paid | Paid |
| Size | 33 MB | 19 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kenneth Murphy](https://appshunter.io/developer/672833118) | [Aqeel Aadam](https://appshunter.io/developer/1724235864) |

## What reviewers say

### Phase Chimes

[App page](https://appshunter.io/ios/app/phase-chimes/id6751312171)

Create intricate musical compositions by linking gears to generate complex rhythms and melodies. Explore generative music ideas standalone or as a MIDI plugin within other music production apps.

**Highlights:** Generative rhythm and melody composition, AUv3 MIDI plugin support, Standalone app functionality, Adjustable gear parameters (size, angle, velocity), Composition snapshots and transitions, On-the-fly performance capabilities, Internal sound library

**In-app purchases:** none


### Sightlines

[App page](https://appshunter.io/ios/app/sightlines-harmonic-filter/id6801937031)

Shape sounds with a playable harmonic filter. Add motion, stereo spread, and unique textures to noise, samples, or synths. Tune it like a resonator or control it with MIDI for endless sonic possibilities.

**Highlights:** Harmonic filter bank, MIDI control, Sample loading, Noise and synth sound sources, Modulation capabilities, Built-in chorus, delay, and reverb

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Phase Chimes free?

Phase Chimes costs $9.99, with no in-app purchases.

### Is Sightlines free?

Sightlines costs $7.99, with no in-app purchases.

### Which has better reviews, Phase Chimes or Sightlines?

Phase Chimes and Sightlines are both rated 5.0 out of 5 on the App Store, from 8 and 6 ratings respectively.

### Do Phase Chimes or Sightlines have ads?

Neither Phase Chimes nor Sightlines shows ads.

### Which is updated more often, Phase Chimes or Sightlines?

Phase Chimes ships an update every 2 weeks, and Sightlines weekly. Most recently, Phase Chimes was updated on October 8, 2026 and Sightlines 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.*