# See through Clock vs LumaClock

The clearest difference is in-app purchases: See through Clock at none against LumaClock's 1. See through Clock also leads on iOS requirement (15.8.3 vs 18.0). LumaClock's advantage is ads (none vs shown) and update cadence (every 3 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. LumaClock sells 1 one-off in-app purchase. See through Clock asks for nothing beyond the download.

See through Clock ships an update fortnightly, LumaClock every 3 days. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | See through Clock | LumaClock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 35 MB | 7 MB |
| Requires iOS | **15.8.3** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [修武 许](https://appshunter.io/developer/1513824144) |

## What reviewers say

### See through Clock

[App page](https://appshunter.io/ios/app/see-through-clock/id6737430785)

**Features:** macOS Compatibility

**In-app purchases:** none


### LumaClock

[App page](https://appshunter.io/ios/app/lumaclock/id6760814233)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro Access | $1.99 | one-time |


## Frequently asked questions

### Is See through Clock free?

See through Clock is free to download, with no in-app purchases.

### Is LumaClock free?

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

### Do See through Clock or LumaClock have ads?

See through Clock shows ads; LumaClock does not.

### Which is updated more often, See through Clock or LumaClock?

See through Clock ships an update fortnightly, and LumaClock every 3 days. Most recently, See through Clock was updated on October 12, 2026 and LumaClock on October 18, 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.*