# Flash Charge HK vs 潤心充 (HK)

Flash Charge HK and 潤心充 (HK) are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flash Charge HK ships an update every 4 weeks, 潤心充 (HK) monthly. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Flash Charge HK | 潤心充 (HK) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Size | 88 MB | 87 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [LHC New Energy Company Limited](https://appshunter.io/developer/1567326674) | [Winland Property Management Limited](https://appshunter.io/developer/1172203652) |

## What reviewers say

### Flash Charge HK

[App page](https://appshunter.io/ios/app/flash-charge-hk/id6748899216)

**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 Flash Charge HK free?

Flash Charge HK 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 Flash Charge HK or 潤心充 (HK) have ads?

Neither Flash Charge HK nor 潤心充 (HK) shows ads.

### Which is updated more often, Flash Charge HK or 潤心充 (HK)?

Flash Charge HK ships an update every 4 weeks, and 潤心充 (HK) monthly. Most recently, Flash Charge HK was updated on September 9, 2026 and 潤心充 (HK) on September 8, 2026.

---

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