# Rescue Machine! vs Material Shifter

The clearest difference is rating: Rescue Machine! at 4.6 against Material Shifter's 3.9. Rescue Machine! also leads on in-app purchases (none vs 1) and ratings volume (109K vs 27). Material Shifter's advantage is review sentiment (50% vs 22%). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Material Shifter sells 1 one-off in-app purchase. Rescue Machine! asks for nothing beyond the download.

Rescue Machine! holds the better App Store score, 4.6 against 3.9. That said, the two scores are not equally well evidenced: Rescue Machine! has 109K ratings behind it against 27, so its average is the more settled of the two. Written reviews complicate that: 22% of Rescue Machine!'s written reviews are positive against 50% of Material Shifter's, so the app with the better star average is not the one people write more warmly about.

Rescue Machine! ships an update every 2 months, Material Shifter every 3 months. The most recent releases landed on September 25, 2026 and August 15, 2026 respectively.

## The numbers

| Metric | Rescue Machine! | Material Shifter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (109K ratings)](https://appshunter.io/ios/app/rescue-machine/id1517006344/reviews)** | [3.9 (27 ratings)](https://appshunter.io/ios/app/material-shifter/id6448092441/reviews) |
| Number of ratings | **109K** | 27 |
| Positive reviews | 22.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 304 MB | 217 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Geisha Tokyo Inc.](https://appshunter.io/developer/304321146) | [Yso Corp](https://appshunter.io/developer/659815325) |

## What reviewers say

### Rescue Machine!

[App page](https://appshunter.io/ios/app/rescue-machine/id1517006344)

Build a machine by dragging and connecting pieces to solve physics-based puzzles. Your goal is to construct a contraption that can rescue people trapped by a rockslide. Make everything click to save everyone!

**Highlights:** Drag and connect puzzle pieces, Build functional machines, Solve physics-based challenges, Rescue trapped individuals, Intuitive click-and-connect gameplay

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fun game concept
- 👍 Relaxing gameplay
- 🚀 No Wi-Fi needed for ad-free play

**What reviewers complain about**

- 🔍 Repetitive levels
- 🔍 Too easy difficulty
- 🔍 Lack of variety in gameplay and scenery
- 🔍 Excessive ads after every level
- 🐛 Glitches and bugs

**Reported bugs**

- Levels repeating too early
- Inability to skip ads
- Glitches causing failed levels

**Requested features**

- More challenging levels
- Expanded storyline and character development
- Diverse scenery and backgrounds
- Reduced ad frequency
- Additional gameplay modes


### Material Shifter

[App page](https://appshunter.io/ios/app/material-shifter/id6448092441)

Transform between balloon and metal forms to navigate challenging levels. Master physics-based gameplay to reach the end of each stage. Enjoy a unique puzzle-platformer experience.

**Highlights:** Switch between balloon and metal forms, Physics-based gameplay, Level completion challenges, Form-shifting mechanics, Puzzle-platformer genre

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Rescue Machine! free?

Rescue Machine! is free to download, with no in-app purchases.

### Is Material Shifter free?

Material Shifter is free to download, with in-app purchases available.

### Which has better reviews, Rescue Machine! or Material Shifter?

Rescue Machine! is rated higher. Rescue Machine! averages 4.6 out of 5 from 109K ratings, while Material Shifter averages 3.9 from 27 ratings.

### Do Rescue Machine! or Material Shifter have ads?

Both Rescue Machine! and Material Shifter show ads.

### Which is updated more often, Rescue Machine! or Material Shifter?

Rescue Machine! ships an update every 2 months, and Material Shifter every 3 months. Most recently, Rescue Machine! was updated on September 25, 2026 and Material Shifter on August 15, 2026.

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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.*