SimplyChorus vs SL Tune
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimplyChorus
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A simple but straightforward chorus audio effect to give you that nice 80s feel. The filter exists in an AUv3 app extension so it is available for use in any host app that supports AudioUnit components such as AUM or Cubasis or GarageBand.
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 vocal pitch-correction and tone effect for iPhone and iPad. Insert it on a vocal track in a compatible AUv3 host. Choose a key and scale, or select the allowed notes yourself. Natural mode preserves small pitch movements, Hard gives faster correction, and Robot locks pitch to the selected root across octaves. Six controls shape the sound: Retune, Humanize, Formant, Snap, Echo and Mix. Formant changes the tonal balance. Mix blends processed and original audio. Start with one of six factory presets: Classic Hard, Trap Lock, Silk Vocal, Clean Fix, Robot Grid and Echo Adlib. Save and load your own presets locally. The resizable interface adapts to portrait, landscape and compact host windows. Use SL Tune as an AUv3 effect in a compatible music host, or open the standalone app to preview and adjust the controls. Pitch correction works best on a single vocal line. It is not designed to tune a complete mix or separate voices from background music.
Screenshots
Verdict
The clearest difference is price: SimplyChorus at $0.99 against SL Tune's $7.99. SL Tune's advantage is update cadence (every 9 days vs every 2 months). On ads, in-app purchases, device support and iOS requirement 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
SimplyChorus costs $0.99 and SL Tune $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.
SimplyChorus ships an update every 2 months, SL Tune every 9 days. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | SimplyChorus | SL Tune |
|---|---|---|
| Price | $0.99 — better | $7.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Brad Howes | VIACHESLAV ZHILTSOV |
In-app purchases
SimplyChorus
No in-app purchases
SL Tune
No in-app purchases









