# Clear 4 vs Block Line Up

The clearest difference is ads: Block Line Up at none against Clear 4's shown. Clear 4's advantage is update cadence (fortnightly vs every 14 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Clear 4 ships an update fortnightly, Block Line Up every 14 months. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Clear 4 | Block Line Up |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/clear-4/id1546584385/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 14 months |
| Monetization | Ad-supported | — |
| Size | 74 MB | 68 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文锋 郑](https://appshunter.io/developer/1590995911) | [Yellow Duck Games Inc.](https://appshunter.io/developer/1129366773) |

## What reviewers say

### Clear 4

[App page](https://appshunter.io/ios/app/clear-4/id1546584385)

A free puzzle game where players strategically click squares to trigger chain reactions and clear the board. It features simple mechanics with elements like rotating baffles and black holes to add complexity.

**Highlights:** Chain reaction gameplay, Strategic square clicking, Rotating baffles, Black holes, Limited steps to clear levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Block Line Up

[App page](https://appshunter.io/ios/app/block-line-up/id6446652739)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Clear 4 free?

Clear 4 is free to download, with no in-app purchases.

### Is Block Line Up free?

Block Line Up is free to download, with no in-app purchases.

### Do Clear 4 or Block Line Up have ads?

Clear 4 shows ads; Block Line Up does not.

### Which is updated more often, Clear 4 or Block Line Up?

Clear 4 ships an update fortnightly, and Block Line Up every 14 months. Most recently, Clear 4 was updated on October 12, 2026 and Block Line Up on October 25, 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.*