# YnBlue vs Smartlighting by Seamaid

The clearest difference is device support: YnBlue at 4 against Smartlighting by Seamaid's 2. Smartlighting by Seamaid's advantage is iOS requirement (10.0 vs 12.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | YnBlue | Smartlighting by Seamaid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 29 MB | 390 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yneom](https://appshunter.io/developer/1464150564) | [Alphadif](https://appshunter.io/developer/1630343601) |

## What reviewers say

### YnBlue

[App page](https://appshunter.io/ios/app/ynblue/id1464150565)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smartlighting by Seamaid

[App page](https://appshunter.io/ios/app/smartlighting-by-seamaid/id1630343599)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is YnBlue free?

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

### Is Smartlighting by Seamaid free?

Smartlighting by Seamaid is free to download, with no in-app purchases.

### Do YnBlue or Smartlighting by Seamaid have ads?

Neither YnBlue nor Smartlighting by Seamaid shows ads.

### Which is updated more often, YnBlue or Smartlighting by Seamaid?

YnBlue ships an update every 6 weeks, and Smartlighting by Seamaid every 6 weeks. Most recently, YnBlue was updated on October 26, 2026 and Smartlighting by Seamaid on October 25, 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.*