# Soundynamic vs Phat Sac

Soundynamic and Phat Sac both sit at 5.0 stars, but that hides the real split: 100% of Phat Sac's written reviews are positive against 50% of Soundynamic's. Soundynamic's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. 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 Soundynamic against 5.0 for Phat Sac. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 50% of Soundynamic's written reviews are positive against 100% of Phat Sac's.

Soundynamic ships an update every 3 weeks, Phat Sac every 2 months. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Soundynamic | Phat Sac |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/soundynamic/id1605083731/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/phat-sac/id6760249230/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 93 MB | 42 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Artsun Enterprise Company Limited](https://appshunter.io/developer/1605083754) | [Eduardo Calderon](https://appshunter.io/developer/1882229292) |

## What reviewers say

### Soundynamic

[App page](https://appshunter.io/ios/app/soundynamic/id1605083731)

Explore a vibrant musical universe filled with color and creativity. This application aims to enhance your daily life by providing an exciting and engaging audio-visual experience.

**Highlights:** Colorful music world, Enhances daily life, Exciting audio-visual experience, Creative exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### Phat Sac

[App page](https://appshunter.io/ios/app/phat-sac/id6760249230)

This platform helps cannabis users understand how terpene profiles influence their experience, leading to more consistent and predictable sessions. Scan labels, track terpenes, and discover your personal preferences to make smarter product choices beyond THC percentage.

**Highlights:** Label scanner for terpene and cannabinoid data, Personalized product experience scoring, Cannabis DNA analysis for terpene patterns, Session history and journal with detailed data, Community chat rooms for discussions, Dispensary locator

**In-app purchases:** none


## Frequently asked questions

### Is Soundynamic free?

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

### Is Phat Sac free?

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

### Which has better reviews, Soundynamic or Phat Sac?

Soundynamic and Phat Sac are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Soundynamic or Phat Sac have ads?

Neither Soundynamic nor Phat Sac shows ads.

### Which is updated more often, Soundynamic or Phat Sac?

Soundynamic ships an update every 3 weeks, and Phat Sac every 2 months. Most recently, Soundynamic was updated on October 8, 2026 and Phat Sac on October 15, 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.*