# 1D vs Ruby Run

The clearest difference is ads: 1D at none against Ruby Run's shown. 1D also leads on update cadence (every 3 months vs every 28 months) and iOS requirement (8.0 vs 12.0). On price, 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.

1D ships an update every 3 months, Ruby Run every 28 months. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 1D | Ruby Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/1d/id426027412/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 28 months |
| Monetization | Free | — |
| Size | 2 MB | 39 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eric Smith](https://appshunter.io/developer/415133551) | [Zen Pixel Studios Pty Ltd](https://appshunter.io/developer/1101024324) |

## What reviewers say

### 1D

[App page](https://appshunter.io/ios/app/1d/id426027412)

Navigate a one-dimensional world by canceling incoming pulses. Switch your avatar's color to match the pulse and clear them as they approach. Offers simple controls and multiple game modes for quick or extended play sessions.

**Highlights:** One-dimensional gameplay, Pulse canceling mechanics, Color-matching avatar, Multiple game modes, Movie-based tutorials, High score tracking, Quick startup

**Features:** macOS Compatibility

**In-app purchases:** none


### Ruby Run

[App page](https://appshunter.io/ios/app/ruby-run/id1540746146)

**In-app purchases:** none


## Frequently asked questions

### Is 1D free?

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

### Is Ruby Run free?

Ruby Run is free to download, with no in-app purchases.

### Do 1D or Ruby Run have ads?

Ruby Run shows ads; 1D does not.

### Which is updated more often, 1D or Ruby Run?

1D ships an update every 3 months, and Ruby Run every 28 months. Most recently, 1D was updated on September 29, 2026 and Ruby Run on October 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.*