# Shadowline vs meloClock

The clearest difference is update cadence: Shadowline at every 2 days against meloClock's every 5 days. Shadowline also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Shadowline sells 1 one-off in-app purchase and meloClock sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Shadowline ships an update every 2 days, meloClock every 5 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Shadowline | meloClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shadowline-world-time-zones/id6776769068/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 123 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [KKB CoRi Technologies Private Limited](https://appshunter.io/developer/1887008624) | [Yuichi Sato](https://appshunter.io/developer/431691796) |

## What reviewers say

### Shadowline

[App page](https://appshunter.io/ios/app/shadowline-world-time-zones/id6776769068)

Visualize time zones with elegant clock faces or a single 24-hour dial. Plan meetings, manage jet lag with science-based advice, and view a live day & night map. Widgets offer at-a-glance city times.

**Highlights:** World clocks with customizable themes, 24-hour dial for at-a-glance time comparison, Meeting planner with calendar integration, Jet lag adjustment plans, Live day & night map with moon phase, Home and Lock Screen widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shadowline Pro | $2.49 | one-time |


### meloClock

[App page](https://appshunter.io/ios/app/meloclock/id6807433603)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| meloClock Pro Monthly | $1.49 | per month |
| meloClock Pro Yearly | $14.99 | per year |


## Frequently asked questions

### Is Shadowline free?

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

### Is meloClock free?

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

### Do Shadowline or meloClock have ads?

Neither Shadowline nor meloClock shows ads.

### Which is updated more often, Shadowline or meloClock?

Shadowline ships an update every 2 days, and meloClock every 5 days. Most recently, Shadowline was updated on October 31, 2026 and meloClock on November 6, 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.*