# StealthESS vs UUSolar

The clearest difference is iOS requirement: StealthESS at 10.0 against UUSolar's 12.0. 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.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | StealthESS | UUSolar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 73 MB | 47 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Stealth Energy Technology Ltd.](https://appshunter.io/developer/1636797006) | [泽炜 李](https://appshunter.io/developer/1774184312) |

## What reviewers say

### StealthESS

[App page](https://appshunter.io/ios/app/stealthess/id1636797004)

**Features:** macOS Compatibility

**In-app purchases:** none


### UUSolar

[App page](https://appshunter.io/ios/app/uusolar/id6737028315)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is StealthESS free?

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

### Is UUSolar free?

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

### Do StealthESS or UUSolar have ads?

Neither StealthESS nor UUSolar shows ads.

### Which is updated more often, StealthESS or UUSolar?

StealthESS ships an update monthly, and UUSolar monthly. Most recently, StealthESS was updated on November 3, 2026 and UUSolar on October 30, 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.*