# Key vs NEXST Xmersive

The clearest difference is in-app purchases: Key at none against NEXST Xmersive's 6. Key also leads on update cadence (every 10 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NEXST Xmersive sells 6 one-off in-app purchases. Key asks for nothing beyond the download.

Key ships an update every 10 days, NEXST Xmersive every 5 weeks. The most recent releases landed on October 28, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Key | NEXST Xmersive |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Size | 30 MB | 509 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CUSTOMPACKING COMPANY CO.,LTD](https://appshunter.io/developer/1831927891) | [NEXST Corp.](https://appshunter.io/developer/1841328543) |

## What reviewers say

### Key

[App page](https://appshunter.io/ios/app/keyn/id6749753911)

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

**In-app purchases:** none


### NEXST Xmersive

[App page](https://appshunter.io/ios/app/nexst-xmersive/id6755710177)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Xmersive:KISS OF LIFE (2 songs) | $6.99 | one-time |
| Xmersive:UNIS (2songs Edition) | $14.99 | one-time |
| Xmersive:KISS OF LIFE SP Price | $14.99 | one-time |
| Xmersive:KISS OF LIFE | $29.99 | one-time |
| Xmersive:UNIS FC | $35.99 | one-time |
| Xmersive:UNIS | $39.99 | one-time |


## Frequently asked questions

### Is Key free?

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

### Is NEXST Xmersive free?

NEXST Xmersive is free to download, with in-app purchases available.

### Do Key or NEXST Xmersive have ads?

Neither Key nor NEXST Xmersive shows ads.

### Which is updated more often, Key or NEXST Xmersive?

Key ships an update every 10 days, and NEXST Xmersive every 5 weeks. Most recently, Key was updated on October 28, 2026 and NEXST Xmersive on October 8, 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.*