# ProPower vs STELTEC

The clearest difference is update cadence: STELTEC at every 3 days against ProPower's every 5 months. ProPower's advantage is iOS requirement (9.0 vs 12.0). 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.

ProPower ships an update every 5 months, STELTEC every 3 days. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | ProPower | STELTEC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 7 MB | 22 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hexing Zeko Information Technology Co., Ltd](https://appshunter.io/developer/1531683944) | [Shanghai Steltec Energy Technology CO.,LTD](https://appshunter.io/developer/1741486670) |

## What reviewers say

### ProPower

[App page](https://appshunter.io/ios/app/propower/id1475076972)

**Features:** macOS Compatibility

**In-app purchases:** none


### STELTEC

[App page](https://appshunter.io/ios/app/steltec/id6497791442)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProPower free?

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

### Is STELTEC free?

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

### Do ProPower or STELTEC have ads?

Neither ProPower nor STELTEC shows ads.

### Which is updated more often, ProPower or STELTEC?

ProPower ships an update every 5 months, and STELTEC every 3 days. Most recently, ProPower was updated on October 7, 2026 and STELTEC on October 1, 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.*