# Mini Metro vs Chaos Theory Exploding Pro

The clearest difference is update cadence: Mini Metro at every 2 months against Chaos Theory Exploding Pro's every 38 months. Mini Metro also leads on chart position (#17 vs unranked). Chaos Theory Exploding Pro's advantage is price ($0.29 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Mini Metro costs $3.99 and Chaos Theory Exploding Pro $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

Mini Metro ships an update every 2 months, Chaos Theory Exploding Pro every 38 months. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Mini Metro | Chaos Theory Exploding Pro |
| --- | --- | --- |
| Price | $3.99 | **$0.29** |
| Rating | **[4.9 (31K ratings)](https://appshunter.io/ios/app/mini-metro/id837860959/reviews)** | — |
| Number of ratings | **31K** | — |
| Positive reviews | 89.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 38 months |
| Monetization | Paid | — |
| Best chart rank | **#17** | — |
| Size | 179 MB | 3 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dinosaur Polo Club](https://appshunter.io/developer/1119391227) | [Ranz Ursal](https://appshunter.io/developer/1116871834) |

## What reviewers say

### Mini Metro

[App page](https://appshunter.io/ios/app/mini-metro/id837860959)

**Currently charting:** #17 Top Paid · Simulation, #17 Top Paid · Strategy, #38 Top Paid · Games, #56 Top Paid (US App Store)

Design and manage a subway system for a growing city. Draw lines, start trains, and adapt your network as new stations open. Strategically use limited resources to keep the city moving and achieve the highest score.

**Highlights:** Design subway maps, Draw lines between stations, Manage train routes, Adapt to random city growth, Utilize limited resources, Over two dozen real-world cities, Variety of upgrades

**Features:** iMessage stickers, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and relaxing gameplay
- 🎨 Beautiful minimalist design
- ⏱️ Addictive and time-killing
- 🌐 Wide variety of cities to play
- 💰 Good value for money

**What reviewers complain about**

- 🐛 Trains skipping stations
- 🤯 Overwhelming difficulty at times
- 🔍 Lack of clear instructions
- 🔀 Difficulty removing/rerouting lines
- 🕰️ No ability to save progress

**Reported bugs**

- Leaderboard issues with daily challenges
- Crashes and compatibility problems on certain devices
- Unexpected behavior when trains skip stations

**Requested features**

- Undo/redo functionality
- Ability to create branching lines
- More detailed statistics and analytics
- Additional game modes (e.g. career, scenarios)
- Integration with real-world transit data


### Chaos Theory Exploding Pro

[App page](https://appshunter.io/ios/app/chaos-theory-exploding-pro/id1176267353)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mini Metro free?

Mini Metro costs $3.99, with no in-app purchases.

### Is Chaos Theory Exploding Pro free?

Chaos Theory Exploding Pro costs $0.29, with no in-app purchases.

### Do Mini Metro or Chaos Theory Exploding Pro have ads?

Neither Mini Metro nor Chaos Theory Exploding Pro shows ads.

### Which is updated more often, Mini Metro or Chaos Theory Exploding Pro?

Mini Metro ships an update every 2 months, and Chaos Theory Exploding Pro every 38 months. Most recently, Mini Metro was updated on October 14, 2026 and Chaos Theory Exploding Pro 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.*