# eTCH Sync Time vs Cool Ukiyo

The clearest difference is in-app purchases: eTCH Sync Time at none against Cool Ukiyo's 1. eTCH Sync Time also leads on ads (none vs shown) and iOS requirement (9.3 vs 12.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Cool Ukiyo sells 1 one-off in-app purchase. eTCH Sync Time asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | eTCH Sync Time | Cool Ukiyo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | Monthly |
| Size | 1 MB | 53 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GCtronic Sagl](https://appshunter.io/developer/619822096) | [Mihoko Araki](https://appshunter.io/developer/1476136915) |

## What reviewers say

### eTCH Sync Time

[App page](https://appshunter.io/ios/app/etch-sync-time/id1125886335)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cool Ukiyo

[App page](https://appshunter.io/ios/app/cool-ukiyo-e-clock/id6503263276)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cool Ukiyo-e Clock with no ads | $3.99 | one-time |


## Frequently asked questions

### Is eTCH Sync Time free?

eTCH Sync Time is free to download, with no in-app purchases.

### Is Cool Ukiyo free?

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

### Do eTCH Sync Time or Cool Ukiyo have ads?

Cool Ukiyo shows ads; eTCH Sync Time does not.

### Which is updated more often, eTCH Sync Time or Cool Ukiyo?

eTCH Sync Time ships an update monthly, and Cool Ukiyo monthly. Most recently, eTCH Sync Time was updated on September 25, 2026 and Cool Ukiyo on September 27, 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.*