# train climb vs Red 1

The clearest difference is ads: train climb at none against Red 1's shown. Red 1's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

train climb ships an update every 10 days, Red 1 every 3 weeks. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | train climb | Red 1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/red-1-knife-attack/id6800343640/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | — | Ad-supported |
| Size | 160 MB | 248 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Erhan Aydin](https://appshunter.io/developer/1808049031) | [Zain UI Abideen](https://appshunter.io/developer/1735463401) |

## 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


### Red 1

[App page](https://appshunter.io/ios/app/red-1-knife-attack/id6800343640)

Test your knife-throwing accuracy against waves of approaching enemies. Aim precisely and throw with skill to eliminate threats before they reach you and survive each level.

**Highlights:** Knife throwing mechanics, Precise aiming, Wave-based enemy survival, Accuracy-focused gameplay

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

**In-app purchases:** none


## Frequently asked questions

### Is train climb free?

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

### Is Red 1 free?

Red 1 is free to download, with no in-app purchases.

### Do train climb or Red 1 have ads?

Red 1 shows ads; train climb does not.

### Which is updated more often, train climb or Red 1?

train climb ships an update every 10 days, and Red 1 every 3 weeks. Most recently, train climb was updated on October 16, 2026 and Red 1 on October 11, 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.*