# Sum Loop vs Block Zone 3D

The clearest difference is in-app purchases: Block Zone 3D at none against Sum Loop's 1. Block Zone 3D also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Sum Loop sells 1 one-off in-app purchase. Block Zone 3D asks for nothing beyond the download.

## The numbers

| Metric | Sum Loop | Block Zone 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sum-loop/id6447087917/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 131 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Goro Sato](https://appshunter.io/developer/412448991) | [MAROUANE IDDOUCH](https://appshunter.io/developer/1404426957) |

## What reviewers say

### Sum Loop

[App page](https://appshunter.io/ios/app/sum-loop/id6447087917)

A challenging puzzle game where players place blocks into overlapping loops to match displayed sums. Offers multiple solutions for each puzzle, providing replayability. Designed for quick, engaging gameplay.

**Highlights:** Match sums in overlapping loops, Place blocks to solve puzzles, Multiple solutions per puzzle, Challenging gameplay, Intuitive block placement

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Block Zone 3D

[App page](https://appshunter.io/ios/app/block-zone-3d/id6740942717)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sum Loop free?

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

### Is Block Zone 3D free?

Block Zone 3D is free to download, with no in-app purchases.

### Do Sum Loop or Block Zone 3D have ads?

Sum Loop shows ads; Block Zone 3D 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.*