# Unique for iPhone vs SJ

The clearest difference is price: SJ at $0.49 against Unique for iPhone's $4.99. SJ also leads on update cadence (fortnightly vs monthly). Unique for iPhone's advantage is chart position (#179 vs unranked) and iOS requirement (17.6 vs 26.5). On ads, in-app purchases and device support there is nothing between them.

Unique for iPhone costs $4.99 and SJ $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

Unique for iPhone ships an update monthly, SJ fortnightly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Unique for iPhone | SJ |
| --- | --- | --- |
| Price | $4.99 | **$0.49** |
| Rating | **[3.8 (27 ratings)](https://appshunter.io/ios/app/unique-for-iphone/id1171390573/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 44.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Paid | — |
| Best chart rank | **#179** | — |
| Size | 38 MB | 30 MB |
| Requires iOS | **17.6** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Sugar Bytes GmbH](https://appshunter.io/developer/614418826) | [Kouki Yoshimoto](https://appshunter.io/developer/1884780659) |

## What reviewers say

### Unique for iPhone

[App page](https://appshunter.io/ios/app/unique-for-iphone/id1171390573)

**Currently charting:** #179 Top Paid · Music (US App Store)

Create unique analog synth sounds with a wide sonic spectrum. Explore classic and gritty tones with versatile oscillators, filters, and built-in effects. Features a unique Vowel Filter for distinctive vocal-like textures.

**Highlights:** Multiple oscillator waveforms, Analog filter types, Vowel Filter with formant stringing, LFO and envelope modulation, Recordable XY field and sequencer, Dual effect units, Audio Unit v3 support

**In-app purchases:** none


### SJ

[App page](https://appshunter.io/ios/app/sj-square-synthesizer/id6797394418)

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

**In-app purchases:** none


## Frequently asked questions

### Is Unique for iPhone free?

Unique for iPhone costs $4.99, with no in-app purchases.

### Is SJ free?

SJ costs $0.49, with no in-app purchases.

### Do Unique for iPhone or SJ have ads?

Neither Unique for iPhone nor SJ shows ads.

### Which is updated more often, Unique for iPhone or SJ?

Unique for iPhone ships an update monthly, and SJ fortnightly. Most recently, Unique for iPhone was updated on November 2, 2026 and SJ 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.*