# STELTEC vs DAHAI

The clearest difference is update cadence: STELTEC at every 3 days against DAHAI's every 3 weeks. 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.

STELTEC ships an update every 3 days, DAHAI every 3 weeks. The most recent releases landed on September 13, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | STELTEC | DAHAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 22 MB | 63 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Shanghai Steltec Energy Technology CO.,LTD](https://appshunter.io/developer/1741486670) | [SolarEast Energy Storage Technology Co.. Ltd](https://appshunter.io/developer/1700838026) |

## What reviewers say

### STELTEC

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

**Features:** macOS Compatibility

**In-app purchases:** none


### DAHAI

[App page](https://appshunter.io/ios/app/dahai/id6754756362)

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

**In-app purchases:** none


## Frequently asked questions

### Is STELTEC free?

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

### Is DAHAI free?

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

### Do STELTEC or DAHAI have ads?

Neither STELTEC nor DAHAI shows ads.

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

STELTEC ships an update every 3 days, and DAHAI every 3 weeks. Most recently, STELTEC was updated on September 13, 2026 and DAHAI on September 8, 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.*