# Sky Studio vs VoiSona

The clearest difference is update cadence: Sky Studio at every 2 weeks against VoiSona's every 6 weeks. Sky Studio also leads on rating (4.4 vs 4.2) and review sentiment (85% vs 74%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sky Studio holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 118 and 114 respectively. Written reviews point the same way: 85% of Sky Studio's written reviews are positive against 74% of VoiSona's.

Sky Studio ships an update every 2 weeks, VoiSona every 6 weeks. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Sky Studio | VoiSona |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (118 ratings)](https://appshunter.io/ios/app/sky-studio/id1522241329/reviews)** | [4.2 (114 ratings)](https://appshunter.io/ios/app/voisona/id6478200421/reviews) |
| Number of ratings | **118** | 114 |
| Positive reviews | **84.9% of reviews** | 73.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 80 MB | 215 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JoneRyeol Kim](https://appshunter.io/developer/1522241331) | [Techno-Speech, Inc.](https://appshunter.io/developer/1732203962) |

## What reviewers say

### Sky Studio

[App page](https://appshunter.io/ios/app/sky-studio/id1522241329)

Create, practice, and play sheet music for "Sky: Children of the Light." Features include composing with editing tools, practicing with adjustable settings, and an instrument pad for free play. Supports multiple music file formats.

**Highlights:** Compose sheet music, Practice sheet music, Instrument pad mode, Save and load scores, Metronome, Multiple supported formats (JSON, ABC, MIDI)

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

**In-app purchases:** none


### VoiSona

[App page](https://appshunter.io/ios/app/voisona/id6478200421)

Create professional-quality singing voices with an intuitive interface. Input notes and lyrics, then easily adjust timing, pitch, and tone. Access a variety of voice libraries and integrate with your favorite music production software.

**Highlights:** AI singing voice synthesis, Intuitive piano roll input, Precise vocal adjustments, Diverse voice libraries, DAW integration (Audio Unit v3), MusicXML and MIDI import/export

**In-app purchases:** none

**What reviewers like**

- 👍 Great app, been using for a while and love it
- 🎨 Easy to make covers and original songs
- 🎶 Chis-a has a wonderful voice
- 🔧 Batch lyric entry works well
- 💡 Able to import CSS files and convert UST/VSQX to CSS

**What reviewers complain about**

- 🐛 Scroll is a little janky
- 🔒 Need to pay for more voicebanks
- 🔍 Confusing interface, hard to navigate
- 🐛 Glitchy when touching notes
- 🔇 Only one voice option (Chis-a)

**Reported bugs**

- Midi files don't work when imported
- TSSLN files can't be imported
- App freezes when trying to import files

**Requested features**

- Add more voicebanks (free and paid)
- Ability to import MIDI files
- Support for multiple tracks/harmonies
- Improved scrolling and zooming functionality
- AUv3 support


## Frequently asked questions

### Is Sky Studio free?

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

### Is VoiSona free?

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

### Which has better reviews, Sky Studio or VoiSona?

Sky Studio is rated higher. Sky Studio averages 4.4 out of 5 from 118 ratings, while VoiSona averages 4.2 from 114 ratings.

### Do Sky Studio or VoiSona have ads?

Neither Sky Studio nor VoiSona shows ads.

### Which is updated more often, Sky Studio or VoiSona?

Sky Studio ships an update every 2 weeks, and VoiSona every 6 weeks. Most recently, Sky Studio was updated on September 23, 2026 and VoiSona on September 22, 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.*