# ONESTO SOLAR vs Gensify

The clearest difference is update cadence: Gensify at every 3 days against ONESTO SOLAR's every 4 months. ONESTO SOLAR's advantage is iOS requirement (8.0 vs 15.1). 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.

ONESTO SOLAR ships an update every 4 months, Gensify every 3 days. The most recent releases landed on October 27, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | ONESTO SOLAR | Gensify |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Size | 59 MB | 42 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Zhejiang Onesto Electric Co.,Ltd.](https://appshunter.io/developer/1705153314) | [Security And Automation Systems (S.&A.S.)SARL](https://appshunter.io/developer/1824412825) |

## What reviewers say

### ONESTO SOLAR

[App page](https://appshunter.io/ios/app/onesto-solar/id6443592685)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gensify

[App page](https://appshunter.io/ios/app/gensify/id6755594157)

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

**In-app purchases:** none


## Frequently asked questions

### Is ONESTO SOLAR free?

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

### Is Gensify free?

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

### Do ONESTO SOLAR or Gensify have ads?

Neither ONESTO SOLAR nor Gensify shows ads.

### Which is updated more often, ONESTO SOLAR or Gensify?

ONESTO SOLAR ships an update every 4 months, and Gensify every 3 days. Most recently, ONESTO SOLAR was updated on October 27, 2026 and Gensify on November 9, 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.*