# Mini4WD Let's GO vs RainDay Studio Game Store

The clearest difference is review sentiment: RainDay Studio Game Store at 75% against Mini4WD Let's GO's 36%. RainDay Studio Game Store also leads on in-app purchases (none vs 22) and update cadence (every 2 weeks vs every 7 months). Mini4WD Let's GO's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. Mini4WD Let's GO sells 22 one-off in-app purchases. RainDay Studio Game Store asks for nothing beyond the download.

Mini4WD Let's GO ships an update every 7 months, RainDay Studio Game Store every 2 weeks. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Mini4WD Let's GO | RainDay Studio Game Store |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (135 ratings)](https://appshunter.io/ios/app/rainday-studio-game-store/id6736589347/reviews)** |
| Number of ratings | — | **135** |
| Positive reviews | 35.6% of reviews | **74.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.2 GB | 2.0 GB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Proton Game](https://appshunter.io/developer/1688383162) | [Kampol Chonprasit](https://appshunter.io/developer/1693343902) |

## What reviewers say

### Mini4WD Let's GO

[App page](https://appshunter.io/ios/app/mini4wd-lets-go/id6478915515)

Experience the thrill of classic mini 4WD racing with authentic models and a deep customization system. Assemble your dream car from hundreds of parts and compete on realistic tracks, reliving nostalgic moments and creating new ones.

**Highlights:** Classic mini 4WD models, Extensive part customization, Realistic track simulation, Free assembly and DIY, Competitive racing

**Features:** macOS Compatibility

**In-app purchases (22)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 60diamonds | $0.99 | one-time |
| 120diamonds | $1.99 | one-time |
| weeklycard | $1.99 | one-time |
| 180diamonds | $2.99 | one-time |
| 300diamonds | $4.99 | one-time |
| monthlycard | $4.99 | one-time |
| enhancementpack | $4.99 | one-time |
| newcomerpack | $4.99 | one-time |
| 680diamonds | $9.99 | one-time |
| recastpack | $9.99 | one-time |
| staminapack | $9.99 | one-time |
| 980diamonds | $14.99 | one-time |
| gachapack | $14.99 | one-time |
| upstarpack | $14.99 | one-time |
| 1280diamonds | $19.99 | one-time |
| curvepack | $19.99 | one-time |
| speedpack | $19.99 | one-time |
| 1980diamonds | $29.99 | one-time |
| 3280diamonds | $49.99 | one-time |
| 4180diamonds | $64.99 | one-time |
| 6480diamonds | $99.99 | one-time |
| curvekingpack | $99.99 | one-time |


### RainDay Studio Game Store

[App page](https://appshunter.io/ios/app/rainday-studio-game-store/id6736589347)

Access a curated collection of games from RainDay Studio. Enjoy a variety of gaming experiences all in one place.

**Highlights:** Play all games, Curated game collection, Single access point

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

**In-app purchases:** none

**What reviewers like**

- 🚀 High-quality sound effects
- 👍 Realistic henshin experience
- 💡 Inclusion of exclusive/special henshin abilities
- 🚀 Smooth performance
- 👍 Great for messing around

**What reviewers complain about**

- 🐛 Bugs with certain drivers (OOO, Gaav)
- 🔍 Missing popular Kamen Rider series (Build, Ex-Aid, Zero-One)
- 📢 Excessive ads that interfere with gameplay
- 🔍 Limited driver selection

**Reported bugs**

- OOO driver not working
- Sound issues with some items (Boonboom Changer, Magiranger Phone Changer)
- Gaav driver update/download issues
- Jillion Driver not functioning properly

**Requested features**

- Add Kamen Rider Build, Ex-Aid, Zero-One, Zi-O, and other popular series
- Implement a permanent ad removal option
- Add more Super Sentai changers and weapons
- Include Kamen Rider Blade, Den-O, Drive, Ghost, and other missing series
- Implement Kamen Rider Revice driver


## Frequently asked questions

### Is Mini4WD Let's GO free?

Mini4WD Let's GO is free to download, with in-app purchases available.

### Is RainDay Studio Game Store free?

RainDay Studio Game Store is free to download, with no in-app purchases.

### Do Mini4WD Let's GO or RainDay Studio Game Store have ads?

RainDay Studio Game Store shows ads; Mini4WD Let's GO does not.

### Which is updated more often, Mini4WD Let's GO or RainDay Studio Game Store?

Mini4WD Let's GO ships an update every 7 months, and RainDay Studio Game Store every 2 weeks. Most recently, Mini4WD Let's GO was updated on October 25, 2026 and RainDay Studio Game Store on October 27, 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.*