# PopStar with Undo vs Titanium Luxury Clock

The clearest difference is rating: PopStar with Undo at 4.7 against Titanium Luxury Clock's 3.0. PopStar with Undo also leads on update cadence (every 11 months vs every 39 months) and ratings volume (6 vs 2). Titanium Luxury Clock's advantage is in-app purchases (none vs 1) and ads (none vs shown). On monetization model and device support there is nothing between them.

PopStar with Undo costs $4.00 and Titanium Luxury Clock $1.99 up front. PopStar with Undo sells 1 one-off in-app purchase. Titanium Luxury Clock asks for nothing beyond the download.

PopStar with Undo holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

PopStar with Undo ships an update every 11 months, Titanium Luxury Clock every 39 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | PopStar with Undo | Titanium Luxury Clock |
| --- | --- | --- |
| Price | $4.00 | **$1.99** |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/popstar-with-undo/id598512361/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/titanium-luxury-clock/id6443728606/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 11 months** | Every 39 months |
| Monetization | Paid | Paid |
| Size | 22 MB | 12 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Oscar Tsang](https://appshunter.io/developer/416987065) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### PopStar with Undo

[App page](https://appshunter.io/ios/app/popstar-with-undo/id598512361)

This highly addictive puzzle game offers two distinct modes: Classic, where you clear blocks to meet level targets without a time limit, and Endless, which challenges you to clear as many blocks as possible against the clock. Features include an undo button and customizable block colors.

**Highlights:** Two game modes: Classic and Endless, Tap two or more same-colored blocks, No time limit in Classic mode, Time-based challenges in Endless mode, Undo button, Customizable block colors

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove advertisement | $1.99 | one-time |


### Titanium Luxury Clock

[App page](https://appshunter.io/ios/app/titanium-luxury-clock/id6443728606)

This app offers a collection of premium analog clock faces for iOS devices. Customize your display by showing or hiding the date and seconds, and adjust brightness for optimal viewing. It's designed for energy efficiency, making it suitable for OLED displays.

**Highlights:** Premium analog clock styles, Hide/show date, Hide/show seconds, Brightness adjustment, Energy efficient design, Set reminders/notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is PopStar with Undo free?

PopStar with Undo costs $4.00, and also offers in-app purchases.

### Is Titanium Luxury Clock free?

Titanium Luxury Clock costs $1.99, with no in-app purchases.

### Which has better reviews, PopStar with Undo or Titanium Luxury Clock?

PopStar with Undo is rated higher. PopStar with Undo averages 4.7 out of 5 from 6 ratings, while Titanium Luxury Clock averages 3.0 from 2 ratings.

### Do PopStar with Undo or Titanium Luxury Clock have ads?

PopStar with Undo shows ads; Titanium Luxury Clock does not.

### Which is updated more often, PopStar with Undo or Titanium Luxury Clock?

PopStar with Undo ships an update every 11 months, and Titanium Luxury Clock every 39 months. Most recently, PopStar with Undo was updated on October 24, 2026 and Titanium Luxury Clock on October 26, 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.*