# Xenterra Solar vs Queen Tech

The clearest difference is update cadence: Xenterra Solar at monthly against Queen Tech's every 7 months. Xenterra Solar also leads on iOS requirement (13.0 vs 15.6). 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.

Xenterra Solar ships an update monthly, Queen Tech every 7 months. The most recent releases landed on September 30, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Xenterra Solar | Queen Tech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Size | 57 MB | 204 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [HDL Automation Co., Ltd](https://appshunter.io/developer/1256347409) | [Shanghai Siseli New Energy Cooperative Enterprise](https://appshunter.io/developer/1673700559) |

## What reviewers say

### Xenterra Solar

[App page](https://appshunter.io/ios/app/xenterra-solar/id6736963347)

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

**In-app purchases:** none


### Queen Tech

[App page](https://appshunter.io/ios/app/queen-tech/id6749222638)

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

**In-app purchases:** none


## Frequently asked questions

### Is Xenterra Solar free?

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

### Is Queen Tech free?

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

### Do Xenterra Solar or Queen Tech have ads?

Neither Xenterra Solar nor Queen Tech shows ads.

### Which is updated more often, Xenterra Solar or Queen Tech?

Xenterra Solar ships an update monthly, and Queen Tech every 7 months. Most recently, Xenterra Solar was updated on September 30, 2026 and Queen Tech on October 15, 2026.

---

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