# Thunder Power vs 潤心充 (HK)

The clearest difference is update cadence: Thunder Power at every 8 days against 潤心充 (HK)'s monthly. 潤心充 (HK)'s advantage is iOS requirement (13.0 vs 15.1). 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.

Thunder Power ships an update every 8 days, 潤心充 (HK) monthly. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Thunder Power | 潤心充 (HK) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 48 MB | 87 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kellon Power Up Limited](https://appshunter.io/developer/1731946510) | [Winland Property Management Limited](https://appshunter.io/developer/1172203652) |

## What reviewers say

### Thunder Power

[App page](https://appshunter.io/ios/app/thunder-power/id6747105613)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 潤心充 (HK)

[App page](https://appshunter.io/ios/app/hk/id6756920080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thunder Power free?

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

### Is 潤心充 (HK) free?

潤心充 (HK) is free to download, with no in-app purchases.

### Do Thunder Power or 潤心充 (HK) have ads?

Neither Thunder Power nor 潤心充 (HK) shows ads.

### Which is updated more often, Thunder Power or 潤心充 (HK)?

Thunder Power ships an update every 8 days, and 潤心充 (HK) monthly. Most recently, Thunder Power was updated on October 25, 2026 and 潤心充 (HK) on October 9, 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.*