# Cosmic Express vs MO

The clearest difference is rating: Cosmic Express at 4.8 against MO's 4.6. Cosmic Express also leads on review sentiment (91% vs 80%) and ratings volume (198 vs 47). MO's advantage is price ($4.99 vs $5.99). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Cosmic Express costs $5.99 and MO $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cosmic Express holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 198 and 47 respectively. Written reviews point the same way: 91% of Cosmic Express's written reviews are positive against 80% of MO's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Cosmic Express | MO |
| --- | --- | --- |
| Price | $5.99 | **$4.99** |
| Rating | **[4.8 (198 ratings)](https://appshunter.io/ios/app/cosmic-express/id1152474226/reviews)** | [4.6 (47 ratings)](https://appshunter.io/ios/app/mo-astray/id1514741332/reviews) |
| Number of ratings | **198** | 47 |
| Positive reviews | **90.8% of reviews** | 79.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Paid | Paid |
| Size | 196 MB | 2.5 GB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Draknek Limited](https://appshunter.io/developer/482086711) | [Rayark International Limited](https://appshunter.io/developer/483529071) |

## What reviewers say

### Cosmic Express

[App page](https://appshunter.io/ios/app/cosmic-express/id1152474226)

Plan intricate train routes for a quirky space colony in this challenging puzzle game. Navigate hundreds of levels filled with cute aliens and increasingly difficult scenarios. Enjoy hours of engaging, frustrating fun without any in-app purchases or ads.

**Highlights:** Train route planning puzzles, Hundreds of levels, Cute alien characters, Challenging gameplay, No in-app purchases, No ads

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🧩 Elegant and challenging puzzle design
- 🎨 Beautiful minimalist graphics and cute aesthetic
- 😄 Clever humor through visual design without narrative
- ⏱️ No ads or intrusive monetization
- 🎮 Simple controls with deep gameplay

**What reviewers complain about**

- 😤 Extremely steep difficulty spike early on
- 🔥 Can be frustratingly difficult for casual players
- 🎲 Difficulty progression feels somewhat random
- ❌ No hint system or solution guides available
- ⏳ Some puzzles require hours to solve

**Reported bugs**

- Delphinus 6 cannot achieve gold star despite correct solutions
- Accidental purchases through scrolling (multiple reports)
- Duplicate billing for already purchased app

**Requested features**

- Level editor mode to create and share custom puzzles
- Hint system or optional solution guides
- More levels or sequel content
- Different editing mode for easier track deletion/modification


### 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


## Frequently asked questions

### Is Cosmic Express free?

Cosmic Express costs $5.99, with no in-app purchases.

### Is MO free?

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

### Which has better reviews, Cosmic Express or MO?

Cosmic Express is rated higher. Cosmic Express averages 4.8 out of 5 from 198 ratings, while MO averages 4.6 from 47 ratings.

### Do Cosmic Express or MO have ads?

Neither Cosmic Express nor MO shows ads.

### Which is updated more often, Cosmic Express or MO?

Cosmic Express ships an update every 3 weeks, and MO every 3 weeks. Most recently, Cosmic Express was updated on September 25, 2026 and MO on September 26, 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.*