# ZoneSync Pro vs Hourline

The clearest difference is in-app purchases: ZoneSync Pro at none against Hourline's 1. ZoneSync Pro also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Hourline sells 1 one-off in-app purchase. ZoneSync Pro asks for nothing beyond the download.

ZoneSync Pro ships an update every 3 weeks, Hourline every 2 weeks. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ZoneSync Pro | Hourline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 45 MB | 46 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [INVOLUTION CONSULTING PTY LTD](https://appshunter.io/developer/1546377205) | [Jin Woo Park](https://appshunter.io/developer/6792679666) |

## What reviewers say

### ZoneSync Pro

[App page](https://appshunter.io/ios/app/zonesync-pro/id6747392976)

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

**In-app purchases:** none


### Hourline

[App page](https://appshunter.io/ios/app/hourline-timezone-widget/id6792679664)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Customizations | $4.99 | one-time |


## Frequently asked questions

### Is ZoneSync Pro free?

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

### Is Hourline free?

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

### Do ZoneSync Pro or Hourline have ads?

Neither ZoneSync Pro nor Hourline shows ads.

### Which is updated more often, ZoneSync Pro or Hourline?

ZoneSync Pro ships an update every 3 weeks, and Hourline every 2 weeks. Most recently, ZoneSync Pro was updated on October 12, 2026 and Hourline on September 30, 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.*