# World Time Shifter Clock vs SeedPass

The clearest difference is update cadence: World Time Shifter Clock at every 3 weeks against SeedPass's every 39 months. SeedPass's advantage is price ($2.99 vs $3.99) and iOS requirement (12.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

World Time Shifter Clock costs $3.99 and SeedPass $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

World Time Shifter Clock ships an update every 3 weeks, SeedPass every 39 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | World Time Shifter Clock | SeedPass |
| --- | --- | --- |
| Price | $3.99 | **$2.99** |
| Rating | **[4.7 (153 ratings)](https://appshunter.io/ios/app/world-time-shifter-clock-pro/id866437742/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 39 months |
| Monetization | Free | — |
| Size | 19 MB | 26 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [David Richmond](https://appshunter.io/developer/329944573) | [CASSINA, SANTIAGO](https://appshunter.io/developer/1566347155) |

## What reviewers say

### World Time Shifter Clock

[App page](https://appshunter.io/ios/app/world-time-shifter-clock-pro/id866437742)

This intuitive world clock helps you coordinate with people across different time zones. Easily plan meetings, stay connected with loved ones, and manage global teams. It offers a unique visual display and time shifting capabilities for effortless time management.

**Highlights:** Unique intuitive display, Time shifting for time changes, Meeting scheduling, Global team management, Travel time forecasting, Event reminders and notifications

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✨ Stunning visuals
- 👍 Intuitive and attractive interface
- 🌍 Excellent for international time visualization
- 🚀 Efficient and readable world clock
- 💡 Unique forecasting ability

**What reviewers complain about**

- ❓ Missing specific cities (e.g., Beijing)
- 🐛 Minor typo in welcome screen
- 🤔 Lack of UTC timezone initially (resolved by GMT)

**Reported bugs**

- Welcome screen typo: "by add" instead of "by adding"
- Beijing, China not visible in city list

**Requested features**

- Bigger rim font option
- Native Mac app
- Ability to set up profiles for different projects
- Custom locations
- Time synchronization


### SeedPass

[App page](https://appshunter.io/ios/app/seedpass/id1592766838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is World Time Shifter Clock free?

World Time Shifter Clock costs $3.99, with no in-app purchases.

### Is SeedPass free?

SeedPass costs $2.99, with no in-app purchases.

### Do World Time Shifter Clock or SeedPass have ads?

Neither World Time Shifter Clock nor SeedPass shows ads.

### Which is updated more often, World Time Shifter Clock or SeedPass?

World Time Shifter Clock ships an update every 3 weeks, and SeedPass every 39 months. Most recently, World Time Shifter Clock was updated on October 24, 2026 and SeedPass on October 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.*