# VisuStruct vs MonsterMailbox

The clearest difference is iOS requirement: MonsterMailbox at 13.0 against VisuStruct's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | VisuStruct | MonsterMailbox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Free | — |
| Size | 3 MB | 20 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Holger Sebastiao](https://appshunter.io/developer/1755040360) | [All In Networks](https://appshunter.io/developer/459284427) |

## What reviewers say

### VisuStruct

[App page](https://appshunter.io/ios/app/visustruct/id6761957046)

Visually create algorithms using drag-and-drop structured diagrams. Watch your logic execute step-by-step with an integrated simulator, then automatically generate code. This tool focuses on programming logic before syntax, ideal for learning.

**Highlights:** Visual algorithm creation with drag-and-drop, Nassi-Shneiderman diagram support, Automatic code generation, Step-by-step algorithm simulation, Focus on logic before syntax, Clean, distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


### MonsterMailbox

[App page](https://appshunter.io/ios/app/monstermailbox/id6772627113)

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

**In-app purchases:** none


## Frequently asked questions

### Is VisuStruct free?

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

### Is MonsterMailbox free?

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

### Do VisuStruct or MonsterMailbox have ads?

Neither VisuStruct nor MonsterMailbox shows ads.

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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.*