# The Doctor's Time Machine vs Time Twin

The clearest difference is in-app purchases: The Doctor's Time Machine at none against Time Twin's 1. Time Twin's advantage is ads (none vs shown). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Time Twin sells 1 one-off in-app purchase. The Doctor's Time Machine asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for The Doctor's Time Machine against 5.0 for Time Twin. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | The Doctor's Time Machine | Time Twin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/the-doctors-time-machine/id6443690482/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/time-twin/id6458592570/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 89 MB | 88 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [俊杰 吴](https://appshunter.io/developer/505936090) | [HippoPenny](https://appshunter.io/developer/1661717188) |

## What reviewers say

### The Doctor's Time Machine

[App page](https://appshunter.io/ios/app/the-doctors-time-machine/id6443690482)

Embark on an adventure through time, building and enhancing your own time machine. Explore the vastness of the past and future in this engaging game.

**Highlights:** Build time machine, Upgrade time machine, Travel to past, Travel to future, Infinite exploration

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

**In-app purchases:** none


### Time Twin

[App page](https://appshunter.io/ios/app/time-twin/id6458592570)

Collaborate with your past self in a dreamlike puzzle game. Unravel mysteries and shape the future through unique challenges that reflect your past decisions. Enjoy an immersive narrative and a laid-back gaming experience.

**Highlights:** Collaborate with past self, Unique puzzle challenges, Immersive narrative, Laid-back gaming, Time-bending artifact storyline, Solo or co-op play

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads Package | $0.99 | one-time |


## Frequently asked questions

### Is The Doctor's Time Machine free?

The Doctor's Time Machine is free to download, with no in-app purchases.

### Is Time Twin free?

Time Twin is free to download, with in-app purchases available.

### Which has better reviews, The Doctor's Time Machine or Time Twin?

The Doctor's Time Machine and Time Twin are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do The Doctor's Time Machine or Time Twin have ads?

The Doctor's Time Machine shows ads; Time Twin 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.*