# Clear123 vs Power Train

The clearest difference is rating: Clear123 at 5.0 against Power Train's 4.0. Clear123 also leads on update cadence (every 4 months vs every 12 months). Power Train's advantage is in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Clear123 sells 1 one-off in-app purchase. Power Train asks for nothing beyond the download.

Clear123 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Clear123 ships an update every 4 months, Power Train every 12 months. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Clear123 | Power Train |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/clear123-100m-clear-challenge/id870062402/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/power-train/id910248644/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 29 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杨军 朱](https://appshunter.io/developer/564474259) | [国财 胡](https://appshunter.io/developer/796061213) |

## What reviewers say

### Clear123

[App page](https://appshunter.io/ios/app/clear123-100m-clear-challenge/id870062402)

A puzzle game where players drag identical numbers together to clear them and achieve high scores. It supports clearing numbers up to the 100 million level and features a leaderboard for competitive play.

**Highlights:** Drag and merge identical numbers, Clear numbers up to 100 million, Compete on leaderboards, Automatic game data saving, Achieve high scores

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Pro Version | $0.99 | one-time |


### Power Train

[App page](https://appshunter.io/ios/app/power-train/id910248644)

Control a virtual train to navigate tracks and reach destinations. This simulation game offers increasingly challenging levels that require careful planning and smooth operation to avoid accidents. Experience realistic physics and a beautiful interface as you test your driving skills.

**Highlights:** Train driving simulation, Realistic physics, Challenging levels, Track navigation, Beautiful interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clear123 free?

Clear123 is free to download, with in-app purchases available.

### Is Power Train free?

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

### Which has better reviews, Clear123 or Power Train?

Clear123 is rated higher. Clear123 averages 5.0 out of 5 from 1 ratings, while Power Train averages 4.0 from 1 ratings.

### Do Clear123 or Power Train have ads?

Neither Clear123 nor Power Train shows ads.

### Which is updated more often, Clear123 or Power Train?

Clear123 ships an update every 4 months, and Power Train every 12 months. Most recently, Clear123 was updated on October 9, 2026 and Power Train on October 18, 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.*