# MasterBlox vs RDS

The clearest difference is in-app purchases: RDS at none against MasterBlox's 8. RDS also leads on ads (none vs shown). MasterBlox's advantage is update cadence (every 5 weeks vs every 19 months) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. MasterBlox sells 7 in-app purchases, starting at $1.99 per 7 days. RDS asks for nothing beyond the download.

MasterBlox ships an update every 5 weeks, RDS every 19 months. The most recent releases landed on October 7, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | MasterBlox | RDS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1K ratings)](https://appshunter.io/ios/app/masterblox-skin-maker-3d/id1645104676/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 31.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 19 months |
| Monetization | Free with in-app purchases | — |
| Size | 190 MB | 28 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hamza El karmouni](https://appshunter.io/developer/1642379528) | [CDNTV Tecnologia LTDA](https://appshunter.io/developer/1481116398) |

## What reviewers say

### MasterBlox

[App page](https://appshunter.io/ios/app/masterblox-skin-maker-3d/id1645104676)

Design unique clothing for your Roblox avatar with this comprehensive maker. Create custom shirts, pants, and more using a variety of tools, or choose from a large library of pre-made designs. Preview your creations in 3D and easily upload them to your Roblox account to stand out.

**Highlights:** Custom outfit creation, Skin Maker Studio, Add colors, backgrounds, stickers, Library of pre-made skins, 3D avatar preview, One-tap upload to Roblox

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skins For Roblox | $1.99 | per 7 days |
| Skins For Roblox | $2.99 | per 7 days |
| Girls Skins For Roblox | $5.99 | per 7 days |
| Girls Skins For Roblox | $5.99 | per 7 days |
| Skins For Roblox | $9.99 | per year |
| Skins For Roblox | $19.99 | per year |
| Girls Skins For Roblox | $35.99 | one-time |

**What reviewers like**

- 👍 Fun and engaging
- 🎨 Lots of customization options
- 💡 Useful for creating Roblox outfits

**What reviewers complain about**

- 💰 Too many paid features
- 📺 Excessive ads
- 🔒 Difficult to save or export designs
- 🐛 Bugs and glitches

**Reported bugs**

- Designs disappearing when adding new items
- Inability to download or use created outfits in Roblox
- Frequent crashes and freezes

**Requested features**

- More free design options
- Ability to save and export designs without paying
- Improved performance and stability


### RDS

[App page](https://appshunter.io/ios/app/rds/id6742468110)

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

**In-app purchases:** none


## Frequently asked questions

### Is MasterBlox free?

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

### Is RDS free?

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

### Do MasterBlox or RDS have ads?

MasterBlox shows ads; RDS does not.

### Which is updated more often, MasterBlox or RDS?

MasterBlox ships an update every 5 weeks, and RDS every 19 months. Most recently, MasterBlox was updated on October 7, 2026 and RDS on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*