# Sola Ring vs Muse AI

The clearest difference is in-app purchases: Sola Ring at none against Muse AI's 3. Sola Ring also leads on ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price and device support there is nothing between them.

Both are free to download. Muse AI sells 3 in-app purchases, starting at $2.99 per 7 days. Sola Ring asks for nothing beyond the download.

Sola Ring ships an update every 2 weeks, Muse AI monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Sola Ring | Muse AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 605 MB | 283 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [福建中科星泰数据科技有限公司](https://appshunter.io/developer/1594139079) | [Shenzhen Chunjiang Yueming Technology Co., Ltd.](https://appshunter.io/developer/6775868352) |

## What reviewers say

### Sola Ring

[App page](https://appshunter.io/ios/app/sola-ring/id6762979956)

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

**In-app purchases:** none


### Muse AI

[App page](https://appshunter.io/ios/app/muse-ai/id6775868350)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周度会员-首充优惠 | $2.99 | per 7 days |
| 月度会员-超值特惠 | $9.99 | per month |
| 年度会员-80%用户选择 | $24.99 | per year |


## Frequently asked questions

### Is Sola Ring free?

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

### Is Muse AI free?

Muse AI is free to download, with in-app purchases available.

### Do Sola Ring or Muse AI have ads?

Muse AI shows ads; Sola Ring does not.

### Which is updated more often, Sola Ring or Muse AI?

Sola Ring ships an update every 2 weeks, and Muse AI monthly. Most recently, Sola Ring was updated on October 24, 2026 and Muse AI on October 24, 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.*