# Gravity Grid Puzzle vs Letteroo

The clearest difference is in-app purchases: Gravity Grid Puzzle at none against Letteroo's 8. Gravity Grid Puzzle also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Letteroo sells 8 in-app purchases, starting at $2.99 per year. Gravity Grid Puzzle asks for nothing beyond the download.

Gravity Grid Puzzle ships an update every 2 days, Letteroo weekly. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Gravity Grid Puzzle | Letteroo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (11 ratings)](https://appshunter.io/ios/app/letteroo-word-search/id6792479751/reviews)** |
| Number of ratings | — | **11** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 18 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Huseyin YUCEL](https://appshunter.io/developer/1887255676) | [Damp Apps](https://appshunter.io/developer/1650129691) |

## What reviewers say

### Gravity Grid Puzzle

[App page](https://appshunter.io/ios/app/gravity-grid-puzzle/id6771087779)

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

**In-app purchases:** none


### Letteroo

[App page](https://appshunter.io/ios/app/letteroo-word-search/id6792479751)

Engage in classic word search puzzles with increasing difficulty and collect stickers. Challenge friends or other players in real-time multiplayer matches and compete for the top spot on daily leaderboards.

**Highlights:** Classic word search puzzles, Sticker collection, Real-time multiplayer challenges, Daily leaderboards, Customizable grid size and word direction, Increasing difficulty levels

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adfree subscription | $2.99 | per year |
| Adfree week | $0.99 | one-time |
| Coin Pack Tier 1 | $0.99 | one-time |
| Coin Pack Tier 2 | $1.99 | one-time |
| Coin Pack Tier 3 | $3.99 | one-time |
| Adfree | $4.99 | one-time |
| Coin Pack Tier 4 | $8.99 | one-time |
| Coin Pack Tier 5 | $17.99 | one-time |


## Frequently asked questions

### Is Gravity Grid Puzzle free?

Gravity Grid Puzzle is free to download, with no in-app purchases.

### Is Letteroo free?

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

### Do Gravity Grid Puzzle or Letteroo have ads?

Both Gravity Grid Puzzle and Letteroo show ads.

### Which is updated more often, Gravity Grid Puzzle or Letteroo?

Gravity Grid Puzzle ships an update every 2 days, and Letteroo weekly. Most recently, Gravity Grid Puzzle was updated on October 31, 2026 and Letteroo on November 5, 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.*