# Joulez Lightning vs Sin Yong Express

The clearest difference is update cadence: Joulez Lightning at every 3 weeks against Sin Yong Express's every 2 months. Sin Yong Express's advantage is iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Joulez Lightning ships an update every 3 weeks, Sin Yong Express every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Joulez Lightning | Sin Yong Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/joulez-lightning/id6450915596/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 70 MB | 53 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Joulez Inc](https://appshunter.io/developer/1600443139) | [BusOnlineTicket Pte Ltd](https://appshunter.io/developer/949379110) |

## What reviewers say

### Joulez Lightning

[App page](https://appshunter.io/ios/app/joulez-lightning/id6450915596)

Rent electric vehicles conveniently in New York City with this app. Explore a diverse fleet of eco-friendly cars and embrace sustainable transportation. The technology-driven platform offers a user-friendly experience for green mobility solutions.

**Highlights:** Electric vehicle rentals, New York City based, Diverse fleet options, User-friendly software, Sustainable transportation

**Features:** macOS Compatibility

**In-app purchases:** none


### Sin Yong Express

[App page](https://appshunter.io/ios/app/sin-yong-express/id6474722137)

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

**In-app purchases:** none


## Frequently asked questions

### Is Joulez Lightning free?

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

### Is Sin Yong Express free?

Sin Yong Express is free to download, with no in-app purchases.

### Do Joulez Lightning or Sin Yong Express have ads?

Neither Joulez Lightning nor Sin Yong Express shows ads.

### Which is updated more often, Joulez Lightning or Sin Yong Express?

Joulez Lightning ships an update every 3 weeks, and Sin Yong Express every 2 months. Most recently, Joulez Lightning was updated on October 24, 2026 and Sin Yong Express on October 24, 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.*