# Letter Merge Puzzle vs Equation =

The clearest difference is ads: Letter Merge Puzzle at none against Equation ='s shown. Letter Merge Puzzle also leads on update cadence (every 4 days vs every 5 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.

Letter Merge Puzzle ships an update every 4 days, Equation = every 5 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Letter Merge Puzzle | Equation = |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/letter-merge-puzzle/id6477625833/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 5 months |
| Monetization | Free | — |
| Size | 45 MB | 91 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hakan Nehir](https://appshunter.io/developer/575783788) | [Beijing Ningdom Technology Co., Ltd.](https://appshunter.io/developer/434217018) |

## What reviewers say

### Letter Merge Puzzle

[App page](https://appshunter.io/ios/app/letter-merge-puzzle/id6477625833)

Merge letters from A to Z to level up and achieve new scores. This unique puzzle game challenges you to strategically combine letters to progress through the alphabet. Aim to surpass your personal best in this engaging experience.

**Highlights:** Merge letters A to Z, Level up by merging, Beat your best score, Unique merge gameplay

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

**In-app purchases:** none


### Equation =

[App page](https://appshunter.io/ios/app/equation/id6737338940)

**In-app purchases:** none


## Frequently asked questions

### Is Letter Merge Puzzle free?

Letter Merge Puzzle is free to download, with no in-app purchases.

### Is Equation = free?

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

### Do Letter Merge Puzzle or Equation = have ads?

Equation = shows ads; Letter Merge Puzzle does not.

### Which is updated more often, Letter Merge Puzzle or Equation =?

Letter Merge Puzzle ships an update every 4 days, and Equation = every 5 months. Most recently, Letter Merge Puzzle was updated on November 4, 2026 and Equation = on October 30, 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.*