# WORLD4SOLAR vs LytranCloud

The clearest difference is update cadence: WORLD4SOLAR at every 5 weeks against LytranCloud's every 8 months. 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.

WORLD4SOLAR ships an update every 5 weeks, LytranCloud every 8 months. The most recent releases landed on September 9, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | WORLD4SOLAR | LytranCloud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 8 months |
| Size | 85 MB | 92 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu E-Linter Information Technology Co., Ltd.](https://appshunter.io/developer/1149235329) | [Shenzhen Energy Control Cloud Technology Co., Ltd](https://appshunter.io/developer/1765046101) |

## What reviewers say

### WORLD4SOLAR

[App page](https://appshunter.io/ios/app/world4solar/id6475158489)

**Features:** macOS Compatibility

**In-app purchases:** none


### LytranCloud

[App page](https://appshunter.io/ios/app/lytrancloud/id6745098718)

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

**In-app purchases:** none


## Frequently asked questions

### Is WORLD4SOLAR free?

WORLD4SOLAR is free to download, with no in-app purchases.

### Is LytranCloud free?

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

### Do WORLD4SOLAR or LytranCloud have ads?

Neither WORLD4SOLAR nor LytranCloud shows ads.

### Which is updated more often, WORLD4SOLAR or LytranCloud?

WORLD4SOLAR ships an update every 5 weeks, and LytranCloud every 8 months. Most recently, WORLD4SOLAR was updated on September 9, 2026 and LytranCloud on September 7, 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.*