# Robot Factory 3D by Tinybop vs Monstercraft Simulator

The clearest difference is price: Monstercraft Simulator at Free against Robot Factory 3D by Tinybop's $4.99. Monstercraft Simulator also leads on in-app purchases (none vs 2). Robot Factory 3D by Tinybop's advantage is ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Monstercraft Simulator is free to download; Robot Factory 3D by Tinybop costs $4.99 up front. Robot Factory 3D by Tinybop sells 2 in-app purchases, starting at $0.99 per month. Monstercraft Simulator asks for nothing beyond the download.

Robot Factory 3D by Tinybop ships an update every 9 months, Monstercraft Simulator every 10 months. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Robot Factory 3D by Tinybop | Monstercraft Simulator |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[3.6 (19 ratings)](https://appshunter.io/ios/app/robot-factory-3d-by-tinybop/id1668161485/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 months** | Every 10 months |
| Monetization | Paid | — |
| Size | 465 MB | 210 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tinybop Inc.](https://appshunter.io/developer/682046582) | [Ben Walker](https://appshunter.io/developer/385443776) |

## What reviewers say

### Robot Factory 3D by Tinybop

[App page](https://appshunter.io/ios/app/robot-factory-3d-by-tinybop/id1668161485)

Design, build, and test an infinite variety of 3D robots. Explore dynamic environments and bring your creations to life with realistic physics. Develop creative thinking and problem-solving skills through open-ended play.

**Highlights:** Expansive robot building toolkit, Realistic physics-based testing, Colorful customization options, Sound recording, Multiplayer mode, Kid-friendly interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $9.99 | per year |


### Monstercraft Simulator

[App page](https://appshunter.io/ios/app/monstercraft-simulator/id6742458424)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Robot Factory 3D by Tinybop free?

Robot Factory 3D by Tinybop costs $4.99, and also offers in-app purchases.

### Is Monstercraft Simulator free?

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

### Do Robot Factory 3D by Tinybop or Monstercraft Simulator have ads?

Monstercraft Simulator shows ads; Robot Factory 3D by Tinybop does not.

### Which is updated more often, Robot Factory 3D by Tinybop or Monstercraft Simulator?

Robot Factory 3D by Tinybop ships an update every 9 months, and Monstercraft Simulator every 10 months. Most recently, Robot Factory 3D by Tinybop was updated on October 31, 2026 and Monstercraft Simulator on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*