# Idle Physics vs Twisty Rails

The clearest difference is rating: Twisty Rails at 4.7 against Idle Physics's 2.3. Twisty Rails also leads on review sentiment (33% vs 0%) and ratings volume (16K vs 3). Idle Physics's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Twisty Rails sells 10 one-off in-app purchases. Idle Physics asks for nothing beyond the download.

Twisty Rails holds the better App Store score, 4.7 against 2.3. That said, the two scores are not equally well evidenced: Twisty Rails has 16K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Idle Physics's written reviews are positive against 33% of Twisty Rails's.

Idle Physics ships an update daily, Twisty Rails every 10 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Idle Physics | Twisty Rails |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/idle-physics/id1420363900/reviews) | **[4.7 (16K ratings)](https://appshunter.io/ios/app/twisty-rails/id6502401286/reviews)** |
| Number of ratings | 3 | **16K** |
| Positive reviews | 0.0% of reviews | **32.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 70 MB | 164 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HAREPPO](https://appshunter.io/developer/604325074) | [Upperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi](https://appshunter.io/developer/1225221447) |

## What reviewers say

### Idle Physics

[App page](https://appshunter.io/ios/app/idle-physics/id1420363900)

A simple and relaxing game where players tap the screen to drop balls. It offers a straightforward experience designed for unwinding.

**Highlights:** Tap to drop balls, Relaxing gameplay, Simple mechanics, Casual experience

**In-app purchases:** none


### Twisty Rails

[App page](https://appshunter.io/ios/app/twisty-rails/id6502401286)

Build and expand a marble run track to earn in-game currency. Merge colored balls to create new colors and increase your earnings. Rotate your view to admire your creation from different angles.

**Highlights:** Build marble run tracks, Earn in-game money, Expand toy by extending path, Merge colored balls, Create new colors, Rotate screen for different views

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Engineer | $2.99 | one-time |
| Financier | $2.99 | one-time |
| Manager | $2.99 | one-time |
| Mega Bundle 50% | $4.49 | one-time |
| No Ads | $4.99 | one-time |
| 50 Tickets | $4.99 | one-time |
| 30 Tickets & No Ads | $5.99 | one-time |
| Bundle Pack | $5.99 | one-time |
| Mega Bundle | $8.99 | one-time |
| Ultra Bundle | $12.99 | one-time |

**What reviewers like**

- 👍 Satisfying gameplay
- 💡 Unique marble track concept
- 🚀 Rewarding ad-watching

**What reviewers complain about**

- 🔥 Excessive ads
- 🐛 Progress reset issues
- 🔨 Buggy UI and functionality

**Reported bugs**

- Disappearing balls and buttons
- Constant game resets
- Paid ad-free option not working

**Requested features**

- Ability to build custom tracks
- More levels and content
- Improved ad-free experience


## Frequently asked questions

### Is Idle Physics free?

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

### Is Twisty Rails free?

Twisty Rails is free to download, with in-app purchases available.

### Which has better reviews, Idle Physics or Twisty Rails?

Twisty Rails is rated higher. Idle Physics averages 2.3 out of 5 from 3 ratings, while Twisty Rails averages 4.7 from 16K ratings.

### Do Idle Physics or Twisty Rails have ads?

Twisty Rails shows ads; Idle Physics does not.

### Which is updated more often, Idle Physics or Twisty Rails?

Idle Physics ships an update daily, and Twisty Rails every 10 days. Most recently, Idle Physics was updated on November 2, 2026 and Twisty Rails on November 8, 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.*