# SiglLichtApp vs World Time Shifter Clock

The clearest difference is review sentiment: World Time Shifter Clock at 94% against SiglLichtApp's 33%. World Time Shifter Clock also leads on update cadence (every 3 weeks vs every 6 months). SiglLichtApp's advantage is price (Free vs $3.99) and iOS requirement (16.6 vs 18.0). On ads, in-app purchases, monetization model and device support there is nothing between them.

SiglLichtApp is free to download; World Time Shifter Clock costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SiglLichtApp ships an update every 6 months, World Time Shifter Clock every 3 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SiglLichtApp | World Time Shifter Clock |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[4.7 (153 ratings)](https://appshunter.io/ios/app/world-time-shifter-clock-pro/id866437742/reviews)** |
| Number of ratings | — | **153** |
| Positive reviews | 33.3% of reviews | **94.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 16 MB | 19 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Fitzek](https://appshunter.io/developer/849784032) | [David Richmond](https://appshunter.io/developer/329944573) |

## What reviewers say

### SiglLichtApp

[App page](https://appshunter.io/ios/app/sigllichtapp/id849784029)

Control your SiglLicht Dolorinua, Dolorimua, and Loop lamps remotely. Manage your lighting experience with ease through this dedicated application.

**Highlights:** Remote lamp control, Support for Dolorinua lamps, Support for Dolorimua lamps, Support for Loop lamps

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SiglLichtApp free?

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

### Is World Time Shifter Clock free?

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

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

Neither SiglLichtApp nor World Time Shifter Clock shows ads.

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

SiglLichtApp ships an update every 6 months, and World Time Shifter Clock every 3 weeks. Most recently, SiglLichtApp was updated on October 29, 2026 and World Time Shifter Clock on October 24, 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.*