# Off the Rails 3D vs Mummy Math

The clearest difference is in-app purchases: Mummy Math at none against Off the Rails 3D's 3. Mummy Math also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Off the Rails 3D sells 2 one-off in-app purchases. Mummy Math asks for nothing beyond the download.

Off the Rails 3D ships an update every 4 months, Mummy Math every 6 months. The most recent releases landed on November 10, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Off the Rails 3D | Mummy Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (42K ratings)](https://appshunter.io/ios/app/off-the-rails-3d/id1488312219/reviews)** | — |
| Number of ratings | **42K** | — |
| Positive reviews | 13.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 273 MB | 159 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Kwalee Ltd](https://appshunter.io/developer/497961736) | [Big Wham LLC](https://appshunter.io/developer/1561664044) |

## What reviewers say

### Off the Rails 3D

[App page](https://appshunter.io/ios/app/off-the-rails-3d/id1488312219)

Race a train through challenging levels, managing speed and fuel to reach the station. Upgrade your fuel capacity to overcome increasingly difficult tracks and enjoy colorful graphics in this addictive simulation game.

**Highlights:** Time-based gameplay, Fuel conservation mechanics, Speed control, Fuel upgrades, Increasingly difficult levels, Colorful graphics

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Discount | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Perfect gas amount
- 🚂 Gets new train with keys
- 🎮 Fun and addictive gameplay

**What reviewers complain about**

- 🔋 Fuel runs out too quickly
- 🔋 Upgrades don't seem to help
- 💰 Too many ads
- 🔒 Requires internet connection
- 🔁 Repetitive levels

**Reported bugs**

- Paid 'no ads' option doesn't remove all ads
- Fuel and power upgrades don't seem to work

**Requested features**

- Add train sound effects
- More level variety
- Offline play option
- Customization options for trains


### Mummy Math

[App page](https://appshunter.io/ios/app/mummy-math-speed-game/id1562753364)

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

**In-app purchases:** none


## Frequently asked questions

### Is Off the Rails 3D free?

Off the Rails 3D is free to download, with in-app purchases available.

### Is Mummy Math free?

Mummy Math is free to download, with no in-app purchases.

### Do Off the Rails 3D or Mummy Math have ads?

Off the Rails 3D shows ads; Mummy Math does not.

### Which is updated more often, Off the Rails 3D or Mummy Math?

Off the Rails 3D ships an update every 4 months, and Mummy Math every 6 months. Most recently, Off the Rails 3D was updated on November 10, 2026 and Mummy Math on November 7, 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.*