# Roblox vs Roller Coaster Builder Mobile

The clearest difference is ads: Roblox at none against Roller Coaster Builder Mobile's shown. Roblox also leads on ratings volume (20M vs 7.4K) and update cadence (weekly vs monthly). Roller Coaster Builder Mobile's advantage is review sentiment (70% vs 60%) and iOS requirement (9.0 vs 14.0). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. Roblox sells 16 in-app purchases, starting at $4.99 per month and Roller Coaster Builder Mobile sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Roblox against 4.6 for Roller Coaster Builder Mobile. That said, the two scores are not equally well evidenced: Roblox has 20M ratings behind it against 7.4K, so its average is the more settled of the two. Written reviews are what separate them: 60% of Roblox's written reviews are positive against 70% of Roller Coaster Builder Mobile's.

Roblox ships an update weekly, Roller Coaster Builder Mobile monthly. Both last shipped on September 25, 2026.

## The numbers

| Metric | Roblox | Roller Coaster Builder Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (20M ratings)](https://appshunter.io/ios/app/roblox/id431946152/reviews) | **[4.6 (7.4K ratings)](https://appshunter.io/ios/app/roller-coaster-builder-mobile/id1452199913/reviews)** |
| Number of ratings | **20M** | 7.4K |
| Positive reviews | 60.0% of reviews | **70.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#1** | — |
| Size | 224 MB | 128 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Roblox Corporation](https://appshunter.io/developer/431946155) | [Rabbit Mountain](https://appshunter.io/developer/1111284315) |

## What reviewers say

### Roblox

[App page](https://appshunter.io/ios/app/roblox/id431946152)

**Currently charting:** #1 Top Grossing · Action, #1 Top Grossing · Adventure, #2 Top Free · Adventure, #3 Top Free · Action, #4 Top Grossing · Games, #12 Top Free · Games, #20 Top Grossing, #78 Top Free (US App Store)

Explore millions of immersive 3D multiplayer experiences created by a global community. Play games, roleplay, compete, or create your own virtual worlds. Customize avatars and connect with friends across various devices.

**Highlights:** Discover millions of user-created experiences, Create and share your own games, Customize avatars with clothing and accessories, Play with friends across multiple devices, Multiplayer battles and role-playing games, In-app chat and voice communication (age-verified)

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Roblox Premium 450 | $4.99 | per month |
| 80 ROBUX | $0.99 | one-time |
| Premium 80 Robux | $0.99 | one-time |
| Premium 88 Subscribed | $0.99 | one-time |
| Premium 160 Robux | $1.99 | one-time |
| Premium 240 Robux | $2.99 | one-time |
| Premium 320 Robux | $3.99 | one-time |
| 400 Robux Premium | $4.99 | one-time |
| 440 Robux Subscribed | $4.99 | one-time |
| Roblox Premium 450 One Month | $4.99 | one-time |
| 800 ROBUX | $9.99 | one-time |
| 800 Robux Premium | $9.99 | one-time |
| 880 Robux Subscribed | $9.99 | one-time |
| Roblox Premium 1000 One Month | $9.99 | one-time |
| 1700 Robux Premium | $19.99 | one-time |
| Roblox Premium 2200 One Month | $19.99 | one-time |

**What reviewers like**

- 🚀 Endless games and experiences
- 🤝 Ability to make virtual friends
- 🎨 Customizable avatars
- 🎮 Wide variety of game genres
- 👍 Fun and engaging for all ages

**What reviewers complain about**

- 🤖 Ineffective moderation and reporting system
- 💰 Expensive in-game purchases
- 🔍 Difficulty finding specific games
- 🤔 Confusing chat/tag system
- 🔒 Concerns about online safety and predators

**Reported bugs**

- Frequent disconnections and server issues
- Glitches that delete purchased items
- Inconsistent chat filtering and tagging

**Requested features**

- Ability to earn Robux through gameplay
- Improved search and discovery for games
- More free avatar customization options
- Better parental controls and monitoring
- Faster response to reports of inappropriate content


### Roller Coaster Builder Mobile

[App page](https://appshunter.io/ios/app/roller-coaster-builder-mobile/id1452199913)

Design and construct your own thrilling roller coasters. Customize tracks, add scenery, and then experience your creations through a virtual ride or even in VR. Explore a vast library of coasters built by the community.

**Highlights:** Build custom roller coasters, Lay track and add scenery, Ride your creations, Experience in VR, Explore user-created rides

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| Small Cash Pack | $1.99 | one-time |
| Small Diamond Pack | $1.99 | one-time |
| Medium Cash Pack | $3.99 | one-time |
| Medium Diamond Pack | $3.99 | one-time |
| Special Offer | $3.99 | one-time |
| Large Cash Pack | $7.99 | one-time |
| Large Diamond Pack | $7.99 | one-time |
| Millionaire Combi Pack | $16.99 | one-time |
| Special Offer | $16.99 | one-time |

**What reviewers like**

- 👍 Fun game
- 🎢 Ability to create own roller coasters
- 🎮 Enjoyable VR experience
- 🎨 Good graphics
- 🤩 Awesome game

**What reviewers complain about**

- 💰 Expensive in-app purchases
- 🛑 Limited track elements
- 🐌 Slow gameplay and cart speed
- 🤖 Unrealistic physics and coaster behavior
- 📺 Too many ads

**Reported bugs**

- Coaster builder freezes or has a black screen
- Glitches that delete or corrupt coaster designs
- Compatibility issues with older devices
- Crashes and performance issues

**Requested features**

- Add more track elements and customization options
- Implement a sandbox mode with unlimited money
- Allow users to search and view other players' coasters
- Improve the in-game economy and make it easier to earn currency
- Add more background scenery and theming options


## Frequently asked questions

### Is Roblox free?

Roblox is free to download, with in-app purchases available.

### Is Roller Coaster Builder Mobile free?

Roller Coaster Builder Mobile is free to download, with in-app purchases available.

### Which has better reviews, Roblox or Roller Coaster Builder Mobile?

Roller Coaster Builder Mobile is rated higher. Roblox averages 4.5 out of 5 from 20M ratings, while Roller Coaster Builder Mobile averages 4.6 from 7.4K ratings.

### Do Roblox or Roller Coaster Builder Mobile have ads?

Roller Coaster Builder Mobile shows ads; Roblox does not.

### Which is updated more often, Roblox or Roller Coaster Builder Mobile?

Roblox ships an update weekly, and Roller Coaster Builder Mobile monthly. Most recently, Roblox was updated on September 25, 2026 and Roller Coaster Builder Mobile on September 25, 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.*