# Kowint vs Aray Power

The clearest difference is iOS requirement: Kowint at 13.0 against Aray Power's 15.6. 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.

Kowint ships an update every 3 weeks, Aray Power monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kowint | Aray Power |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 23 MB | 34 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [KOWINT ENERGY](https://appshunter.io/developer/1689737381) | [深圳市傲雷新能源科技有限公司](https://appshunter.io/developer/1830665558) |

## What reviewers say

### Kowint

[App page](https://appshunter.io/ios/app/kowint/id6449591405)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aray Power

[App page](https://appshunter.io/ios/app/aray-power/id6749478017)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kowint free?

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

### Is Aray Power free?

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

### Do Kowint or Aray Power have ads?

Neither Kowint nor Aray Power shows ads.

### Which is updated more often, Kowint or Aray Power?

Kowint ships an update every 3 weeks, and Aray Power monthly. Most recently, Kowint was updated on October 25, 2026 and Aray Power 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.*