# +/ vs Math Zoo Puzzle

The clearest difference is in-app purchases: Math Zoo Puzzle at none against +/'s 7. Math Zoo Puzzle also leads on ads (none vs shown) and iOS requirement (7.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. +/ sells 7 one-off in-app purchases. Math Zoo Puzzle asks for nothing beyond the download.

## The numbers

| Metric | +/ | Math Zoo Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/plus-0-number-puzzle/id1139669462/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 16 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 118 MB | 96 MB |
| Requires iOS | 13.0 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Greentail, Inc.](https://appshunter.io/developer/1111479312) | [珠峰 徐](https://appshunter.io/developer/1246695755) |

## What reviewers say

### +/

[App page](https://appshunter.io/ios/app/plus-0-number-puzzle/id1139669462)

A unique brain training puzzle game where you connect number tiles. Tiles of the same color add, while different colors subtract. Master spells and create life-forms using the power of zero to enhance your gameplay.

**Highlights:** Connect same number tiles, Add same color tiles, Subtract different color tiles, Master unique spells, Create life-forms with zero, Brain training puzzle

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flask of Essences | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Cashman | $1.99 | one-time |
| Bottle of Essences | $3.99 | one-time |
| Bucket of Essences | $9.99 | one-time |
| Tank of Essences | $39.99 | one-time |
| Bath of Essences | $79.99 | one-time |


### Math Zoo Puzzle

[App page](https://appshunter.io/ios/app/math-zoo-puzzle-arithmetic-training-game/id1255073539)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is +/ free?

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

### Is Math Zoo Puzzle free?

Math Zoo Puzzle is free to download, with no in-app purchases.

### Do +/ or Math Zoo Puzzle have ads?

+/ shows ads; Math Zoo Puzzle 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.*