Refraktions vs SL Tune
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Refraktions
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.
- 8-track generative MIDI sequencing
- Artificial intelligence processing
- Time-based input adaptation
- Personalized loop creation
- User-tailored output
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Refraktions is an 8-track generative MIDI sequencer with artificial intelligence that processes input over time to create loops tailored to each individual user.
SL Tune
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.
- Fast pitch correction
- Modern vocal tone shaping
- Mix control
- Factory and user presets
- AUv3 support
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SL Tune is a focused AUv3 vocal pitch and tone effect for quick corrective or creative processing on iPad. • Fast pitch correction controls • Modern vocal tone shaping • Mix control for flexible processing • Factory presets and local user presets • AUv3 support for compatible iPad music hosts Works as a standalone preview app and as an AUv3 effect in GarageBand, AUM, Cubasis, BeatMaker 3 and other compatible hosts.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Refraktions | SL Tune |
|---|---|---|
| Price | $5.99 — better | $7.99 |
| Rating | 4.5 (28 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 90.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 28 — better | 1 |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 26 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Jason Snell | VIACHESLAV ZHILTSOV |
Customer experience
Refraktions
SL Tune
In-app purchases
Refraktions
No in-app purchases
SL Tune
No in-app purchases
