# HAPPY BUILD vs 璐觅

The clearest difference is iOS requirement: HAPPY BUILD at 9.0 against 璐觅's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HAPPY BUILD ships an update every 4 weeks, 璐觅 every 3 weeks. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | HAPPY BUILD | 璐觅 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (7 ratings)](https://appshunter.io/ios/app/happy-build/id1478354576/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 375 MB | 22 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [睦彬 王](https://appshunter.io/developer/1259740025) | [Shenzhen Haiyu Intelligence Co., Ltd.](https://appshunter.io/developer/6774210427) |

## What reviewers say

### HAPPY BUILD

[App page](https://appshunter.io/ios/app/happy-build/id1478354576)

Control Xinyu Bluetooth toy cars with your mobile device. Offers multiple control methods like buttons, gyroscope, voice commands, and programming for varied play experiences.

**Highlights:** Bluetooth connectivity, Multiple control modes, Gyroscope control, Voice command control, Action programming

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

**In-app purchases:** none


### 璐觅

[App page](https://appshunter.io/ios/app/ai/id6774210425)

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

**In-app purchases:** none


## Frequently asked questions

### Is HAPPY BUILD free?

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

### Is 璐觅 free?

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

### Do HAPPY BUILD or 璐觅 have ads?

Neither HAPPY BUILD nor 璐觅 shows ads.

### Which is updated more often, HAPPY BUILD or 璐觅?

HAPPY BUILD ships an update every 4 weeks, and 璐觅 every 3 weeks. Most recently, HAPPY BUILD was updated on October 17, 2026 and 璐觅 on October 16, 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.*