# MO vs Railbound

The clearest difference is update cadence: Railbound at every 3 days against MO's every 3 weeks. Railbound also leads on chart position (#94 vs unranked). On price, rating, review sentiment and ratings volume there is nothing between them.

MO costs $4.99 and Railbound $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Railbound holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 47 and 119 respectively. Written reviews split almost evenly too, at 80% and 80% positive.

MO ships an update every 3 weeks, Railbound every 3 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | MO | Railbound |
| --- | --- | --- |
| Price | $4.99 | $4.99 |
| Rating | [4.6 (47 ratings)](https://appshunter.io/ios/app/mo-astray/id1514741332/reviews) | **[4.8 (119 ratings)](https://appshunter.io/ios/app/railbound/id1636439801/reviews)** |
| Number of ratings | 47 | **119** |
| Positive reviews | 79.5% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#94** |
| Size | 2.5 GB | 229 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rayark International Limited](https://appshunter.io/developer/483529071) | [Afterburn Lukasz Spierewka](https://appshunter.io/developer/1417966885) |

## What reviewers say

### MO

[App page](https://appshunter.io/ios/app/mo-astray/id1514741332)

Embark on a side-scrolling adventure in a dark, abandoned laboratory. Solve intricate puzzles and engage in strategic combat using unique abilities to uncover the truth behind a sinister environmental disaster. Experience a visually stunning pixel art world with an emotionally resonant soundtrack.

**Highlights:** Side-scrolling action-puzzler, 360-degree gameplay, Surface-sticking abilities, Mind-reading and monster control, Exquisite pixel art, Emotionally moving soundtrack

**Features:** Vision Pro support

**In-app purchases:** none


### Railbound

[App page](https://appshunter.io/ios/app/railbound/id1636439801)

**Currently charting:** #94 Top Paid · Casual, #123 Top Paid · Puzzle (US App Store)

A cozy puzzle game where you guide two dogs on a global train adventure. Bend and connect railways to help carriages reach the locomotive safely, navigating over 240 unique challenges across diverse landscapes. Enjoy a relaxing experience with charming visuals and a soothing soundtrack.

**Highlights:** Bend and connect railways, Over 240 clever puzzles, Train-inspired mechanics (tunnels, barriers, switches), Comic-book-inspired visuals, Relaxing original soundtrack, Pick up cute friends

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

**In-app purchases:** none


## Frequently asked questions

### Is MO free?

MO costs $4.99, with no in-app purchases.

### Is Railbound free?

Railbound costs $4.99, with no in-app purchases.

### Which has better reviews, MO or Railbound?

Railbound is rated higher. MO averages 4.6 out of 5 from 47 ratings, while Railbound averages 4.8 from 119 ratings.

### Do MO or Railbound have ads?

Neither MO nor Railbound shows ads.

### Which is updated more often, MO or Railbound?

MO ships an update every 3 weeks, and Railbound every 3 days. Most recently, MO was updated on October 27, 2026 and Railbound on October 27, 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.*