# Sungalizer vs HeadStack

The clearest difference is price: Sungalizer at $3.99 against HeadStack's $12.99. Sungalizer also leads on rating (5.0 vs 4.8). HeadStack's advantage is update cadence (every 9 days vs every 6 weeks) and chart position (#184 vs unranked). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Sungalizer costs $3.99 and HeadStack $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sungalizer holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 3 and 5 respectively.

Sungalizer ships an update every 6 weeks, HeadStack every 9 days. The most recent releases landed on October 5, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Sungalizer | HeadStack |
| --- | --- | --- |
| Price | **$3.99** | $12.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sungalizer/id6770688901/reviews)** | [4.8 (5 ratings)](https://appshunter.io/ios/app/headstack/id6781611375/reviews) |
| Number of ratings | 3 | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#184** |
| Size | 3 MB | 25 MB |
| Requires iOS | 14.0 | 14 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geoffrey Graven](https://appshunter.io/developer/1896761125) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### Sungalizer

[App page](https://appshunter.io/ios/app/sungalizer/id6770688901)

Transform sound into dynamic visuals with this live audio visualizer. Choose from multiple display modes like Spectrum, Depth, and Scope to create real-time motion from your microphone or audio source. It's a visual instrument designed for artists and musicians.

**Highlights:** Live audio-reactive display, Multiple visual modes (Spectrum, Depth, Trace, Scope, Quad), Input source selection, Retro-inspired interface, Visual companion for music and audio gear

**In-app purchases:** none


### HeadStack

[App page](https://appshunter.io/ios/app/headstack/id6781611375)

**Currently charting:** #184 Top Paid · Music (US App Store)

This app offers a virtual tape loop with 8 independently configurable playback heads for creating diverse echo effects. It captures the warmth of classic tape machines while offering modern flexibility for sound design, from vintage echoes to evolving ambient textures.

**Highlights:** Multi-head tape engine with 8 playback heads, Vintage tape character and imperfections, Independent control for each playback head, Rotating head wheel for dynamic effects, Granular harmony engine for pitch-shifted textures, Per-head modulation and creative feedback routing, Diffusion and smearing for atmospheric washes

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

**In-app purchases:** none


## Frequently asked questions

### Is Sungalizer free?

Sungalizer costs $3.99, with no in-app purchases.

### Is HeadStack free?

HeadStack costs $12.99, with no in-app purchases.

### Which has better reviews, Sungalizer or HeadStack?

Sungalizer is rated higher. Sungalizer averages 5.0 out of 5 from 3 ratings, while HeadStack averages 4.8 from 5 ratings.

### Do Sungalizer or HeadStack have ads?

Neither Sungalizer nor HeadStack shows ads.

### Which is updated more often, Sungalizer or HeadStack?

Sungalizer ships an update every 6 weeks, and HeadStack every 9 days. Most recently, Sungalizer was updated on October 5, 2026 and HeadStack 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.*