# Gravity Captain vs Twisty Rails

The clearest difference is review sentiment: Gravity Captain at 100% against Twisty Rails's 32%. Gravity Captain also leads on rating (5.0 vs 4.7) and iOS requirement (8.0 vs 15.0). Twisty Rails's advantage is update cadence (every 10 days vs every 63 months) and ratings volume (16K vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Gravity Captain sells 1 one-off in-app purchase and Twisty Rails sells 18 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Gravity Captain holds the better App Store score, 5.0 against 4.7. 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: 100% of Gravity Captain's written reviews are positive against 32% of Twisty Rails's.

Gravity Captain ships an update every 63 months, Twisty Rails every 10 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Gravity Captain | Twisty Rails |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gravity-captain/id1293840368/reviews)** | [4.7 (16K ratings)](https://appshunter.io/ios/app/twisty-rails/id6502401286/reviews) |
| Number of ratings | 3 | **16K** |
| Positive reviews | **100.0% of reviews** | 32.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 63 months | **Every 10 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 164 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Hempfling](https://appshunter.io/developer/422781074) | [Upperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi](https://appshunter.io/developer/1225221447) |

## What reviewers say

### Gravity Captain

[App page](https://appshunter.io/ios/app/gravity-captain/id1293840368)

Navigate a spacecraft by utilizing thrusters and planetary gravity for slingshot maneuvers. Collect fuel while avoiding collisions with celestial bodies in an endless, replayable challenge.

**Highlights:** Gravity slingshot mechanics, Spacecraft thruster control, Fuel collection, Planet collision avoidance, Randomized replayability, Endless gameplay, Simple controls

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### 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 (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads for 24 hours | $1.99 | one-time |
| 10 Tickets | $1.99 | one-time |
| Money Fountain Pack | $2.99 | one-time |
| Engineer | $2.99 | one-time |
| Financier | $2.99 | one-time |
| Manager | $2.99 | one-time |
| 20 Tickets | $2.99 | one-time |
| Mega Bundle 50% | $4.49 | one-time |
| Royal Treasury Pack | $4.99 | 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 |
| NoAds + Mega Cash Pack | $6.99 | one-time |
| Treasury Trove Pack | $7.99 | one-time |
| Mega Bundle | $8.99 | one-time |
| Big Chest Treasure | $11.99 | 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 Gravity Captain free?

Gravity Captain is free to download, with in-app purchases available.

### Is Twisty Rails free?

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

### Which has better reviews, Gravity Captain or Twisty Rails?

Gravity Captain is rated higher. Gravity Captain averages 5.0 out of 5 from 3 ratings, while Twisty Rails averages 4.7 from 16K ratings.

### Do Gravity Captain or Twisty Rails have ads?

Both Gravity Captain and Twisty Rails show ads.

### Which is updated more often, Gravity Captain or Twisty Rails?

Gravity Captain ships an update every 63 months, and Twisty Rails every 10 days. Most recently, Gravity Captain was updated on October 24, 2026 and Twisty Rails on October 24, 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.*