# train climb vs Retro Nitro

The clearest difference is in-app purchases: train climb at none against Retro Nitro's 7. train climb also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Retro Nitro sells 7 one-off in-app purchases. train climb asks for nothing beyond the download.

train climb ships an update every 10 days, Retro Nitro fortnightly. The most recent releases landed on October 28, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | train climb | Retro Nitro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Fortnightly |
| Size | 160 MB | 46 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Erhan Aydin](https://appshunter.io/developer/1808049031) | [Serifcan Onursal](https://appshunter.io/developer/6805201565) |

## What reviewers say

### train climb

[App page](https://appshunter.io/ios/app/train-climb/id6744538499)

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

**In-app purchases:** none


### Retro Nitro

[App page](https://appshunter.io/ios/app/retro-nitro/id6805201563)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 65 Diamonds | $0.99 | one-time |
| 150 Diamonds | $1.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 450 Diamonds | $5.49 | one-time |
| 1200 Diamonds | $11.99 | one-time |
| 2500 Diamonds | $20.99 | one-time |
| 5000 Diamonds | $33.99 | one-time |


## Frequently asked questions

### Is train climb free?

train climb is free to download, with no in-app purchases.

### Is Retro Nitro free?

Retro Nitro is free to download, with in-app purchases available.

### Do train climb or Retro Nitro have ads?

Retro Nitro shows ads; train climb does not.

### Which is updated more often, train climb or Retro Nitro?

train climb ships an update every 10 days, and Retro Nitro fortnightly. Most recently, train climb was updated on October 28, 2026 and Retro Nitro on November 10, 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.*