# 安全e點靈 vs PrimeVolt

The clearest difference is update cadence: PrimeVolt at every 6 weeks against 安全e點靈's every 4 months. 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.

安全e點靈 ships an update every 4 months, PrimeVolt every 6 weeks. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 安全e點靈 | PrimeVolt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Size | 13 MB | 19 MB |
| Requires iOS | 9.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chunghwa Telecom Co., Ltd.](https://appshunter.io/developer/537886218) | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) |

## What reviewers say

### 安全e點靈

[App page](https://appshunter.io/ios/app/e/id1105759151)

**Features:** macOS Compatibility

**In-app purchases:** none


### PrimeVolt

[App page](https://appshunter.io/ios/app/primevolt/id1291653570)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 安全e點靈 free?

安全e點靈 is free to download, with no in-app purchases.

### Is PrimeVolt free?

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

### Do 安全e點靈 or PrimeVolt have ads?

Neither 安全e點靈 nor PrimeVolt shows ads.

### Which is updated more often, 安全e點靈 or PrimeVolt?

安全e點靈 ships an update every 4 months, and PrimeVolt every 6 weeks. Most recently, 安全e點靈 was updated on September 24, 2026 and PrimeVolt on September 19, 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.*