# Refraktions vs SL Tune

The clearest difference is rating: SL Tune at 5.0 against Refraktions's 4.5. SL Tune also leads on update cadence (weekly vs every 2 months) and review sentiment (100% vs 90%). Refraktions's advantage is ratings volume (28 vs 1) and price ($5.99 vs $7.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Refraktions costs $5.99 and SL Tune $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SL Tune holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Refraktions has 28 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 90% of Refraktions's written reviews are positive against 100% of SL Tune's.

Refraktions ships an update every 2 months, SL Tune weekly. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Refraktions | SL Tune |
| --- | --- | --- |
| Price | **$5.99** | $7.99 |
| Rating | [4.5 (28 ratings)](https://appshunter.io/ios/app/refraktions/id866134037/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sl-tune/id6797349071/reviews)** |
| Number of ratings | **28** | 1 |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 26 MB | 17 MB |
| Requires iOS | **14.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jason Snell](https://appshunter.io/developer/866134040) | [VIACHESLAV ZHILTSOV](https://appshunter.io/developer/1862005860) |

## What reviewers say

### Refraktions

[App page](https://appshunter.io/ios/app/refraktions/id866134037)

This app is an 8-track generative MIDI sequencer that uses AI to create personalized loops based on user input over time. It offers a unique approach to music creation, adapting to individual preferences.

**Highlights:** 8-track generative MIDI sequencing, Artificial intelligence processing, Time-based input adaptation, Personalized loop creation, User-tailored output

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

**In-app purchases:** none


### SL Tune

[App page](https://appshunter.io/ios/app/sl-tune/id6797349071)

This app offers vocal pitch and tone effects for iPad, providing quick corrective or creative processing. It features fast pitch correction, modern vocal tone shaping, and mix control for flexible audio manipulation. It supports AUv3 for integration with compatible music hosts.

**Highlights:** Fast pitch correction, Modern vocal tone shaping, Mix control, Factory and user presets, AUv3 support

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

**In-app purchases:** none


## Frequently asked questions

### Is Refraktions free?

Refraktions costs $5.99, with no in-app purchases.

### Is SL Tune free?

SL Tune costs $7.99, with no in-app purchases.

### Which has better reviews, Refraktions or SL Tune?

SL Tune is rated higher. Refraktions averages 4.5 out of 5 from 28 ratings, while SL Tune averages 5.0 from 1 ratings.

### Do Refraktions or SL Tune have ads?

Neither Refraktions nor SL Tune shows ads.

### Which is updated more often, Refraktions or SL Tune?

Refraktions ships an update every 2 months, and SL Tune weekly. Most recently, Refraktions was updated on October 10, 2026 and SL Tune 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.*