# SonnexTech vs HWOO Energy

The clearest difference is update cadence: HWOO Energy at monthly against SonnexTech's every 3 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.

SonnexTech ships an update every 3 months, HWOO Energy monthly. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SonnexTech | HWOO Energy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Size | 98 MB | 85 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sonnex Energie GmbH](https://appshunter.io/developer/1736462787) | [锋 张](https://appshunter.io/developer/1780296967) |

## What reviewers say

### SonnexTech

[App page](https://appshunter.io/ios/app/sonnextech/id6479600876)

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

**In-app purchases:** none


### HWOO Energy

[App page](https://appshunter.io/ios/app/hwoo-energy/id6739487240)

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

**In-app purchases:** none


## Frequently asked questions

### Is SonnexTech free?

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

### Is HWOO Energy free?

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

### Do SonnexTech or HWOO Energy have ads?

Neither SonnexTech nor HWOO Energy shows ads.

### Which is updated more often, SonnexTech or HWOO Energy?

SonnexTech ships an update every 3 months, and HWOO Energy monthly. Most recently, SonnexTech was updated on October 4, 2026 and HWOO Energy on October 8, 2026.

---

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