# Mermaid match 3. Solve puzzle! vs Help Cat

The clearest difference is in-app purchases: Help Cat at none against Mermaid match 3. Solve puzzle!'s 10. Help Cat also leads on ads (none vs shown) and iOS requirement (9.0 vs 11.0). On price and device support there is nothing between them.

Both are free to download. Mermaid match 3. Solve puzzle! sells 10 one-off in-app purchases. Help Cat asks for nothing beyond the download.

## The numbers

| Metric | Mermaid match 3. Solve puzzle! | Help Cat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (187 ratings)](https://appshunter.io/ios/app/mermaid-match-3-solve-puzzle/id968356357/reviews)** | — |
| Number of ratings | **187** | — |
| Positive reviews | 89.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 286 MB | 212 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Progress, OOO](https://appshunter.io/developer/1326764903) | [Mesrop Kirakosyan](https://appshunter.io/developer/1315073901) |

## What reviewers say

### Mermaid match 3. Solve puzzle!

[App page](https://appshunter.io/ios/app/mermaid-match-3-solve-puzzle/id968356357)

Embark on a match-3 puzzle adventure in a vibrant underwater world. Help a mermaid clean the ocean, rescue sea creatures from pollution, and uncover hidden treasures. Enjoy thousands of levels with unique challenges and boosters.

**Highlights:** Match-3 puzzle gameplay, Ocean rescue missions, Collect seashells and treasures, Unlock secrets and mysteries, Hundreds of levels, Boosters and bonuses, Offline play

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase 300 coins | $0.99 | one-time |
| Purchase 600 coins | $1.99 | one-time |
| Purchase 700 coins | $1.99 | one-time |
| Purchase 1200 coins | $3.99 | one-time |
| Purchase 1600 coins | $4.99 | one-time |
| Purchase 3500 coins | $8.99 | one-time |
| Limited offer | $9.99 | one-time |
| Purchase 3300 coins | $9.99 | one-time |
| Purchase 10500 coins | $16.99 | one-time |
| Purchase 7500 coins | $16.99 | one-time |


### Help Cat

[App page](https://appshunter.io/ios/app/help-cat/id1493015235)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mermaid match 3. Solve puzzle! free?

Mermaid match 3. Solve puzzle! is free to download, with in-app purchases available.

### Is Help Cat free?

Help Cat is free to download, with no in-app purchases.

### Do Mermaid match 3. Solve puzzle! or Help Cat have ads?

Mermaid match 3. Solve puzzle! shows ads; Help Cat does not.

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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.*