# AMSON NTUT vs SparkGlow

The clearest difference is in-app purchases: AMSON NTUT at none against SparkGlow's 4. AMSON NTUT also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SparkGlow sells 4 in-app purchases, starting at $2.99 per month. AMSON NTUT asks for nothing beyond the download.

AMSON NTUT ships an update every 4 days, SparkGlow fortnightly. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | AMSON NTUT | SparkGlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Size | 28 MB | 31 MB |
| Requires iOS | 18.6 | **17.2** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Chun Sum Chan](https://appshunter.io/developer/1893523207) | [Yu Chen Huang](https://appshunter.io/developer/6793047805) |

## What reviewers say

### AMSON NTUT

[App page](https://appshunter.io/ios/app/amson-ntut/id6762243497)

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

**In-app purchases:** none


### SparkGlow

[App page](https://appshunter.io/ios/app/sparkglow/id6793047803)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SparkGlow Pro Monthly | $2.99 | per month |
| SparkGlow Max Monthly | $4.99 | per month |
| SparkGlow Pro Yearly | $29.99 | per year |
| SparkGlow Max Yearly | $39.99 | per year |


## Frequently asked questions

### Is AMSON NTUT free?

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

### Is SparkGlow free?

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

### Do AMSON NTUT or SparkGlow have ads?

Neither AMSON NTUT nor SparkGlow shows ads.

### Which is updated more often, AMSON NTUT or SparkGlow?

AMSON NTUT ships an update every 4 days, and SparkGlow fortnightly. Most recently, AMSON NTUT was updated on October 10, 2026 and SparkGlow on October 14, 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.*