# HiSolar vs Catch Control

The clearest difference is update cadence: Catch Control at every 4 days against HiSolar's monthly. HiSolar's advantage is iOS requirement (12.0 vs 15.5). 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.

HiSolar ships an update monthly, Catch Control every 4 days. The most recent releases landed on September 28, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | HiSolar | Catch Control |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free | — |
| Size | 257 MB | 46 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [深圳市泽联格迈科技有限公司](https://appshunter.io/developer/1768209769) | [Wytze Sligting](https://appshunter.io/developer/1659284115) |

## What reviewers say

### HiSolar

[App page](https://appshunter.io/ios/app/hisolar/id6447599228)

Monitor and control your green energy devices locally. View device status, adjust settings, check alarms, and export logs. Update firmware directly from your mobile phone.

**Highlights:** Local device login, Monitor running status, Set parameters, View alarms, Export logs, Update firmware

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

**In-app purchases:** none


### Catch Control

[App page](https://appshunter.io/ios/app/catch-control/id6501985898)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HiSolar free?

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

### Is Catch Control free?

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

### Do HiSolar or Catch Control have ads?

Neither HiSolar nor Catch Control shows ads.

### Which is updated more often, HiSolar or Catch Control?

HiSolar ships an update monthly, and Catch Control every 4 days. Most recently, HiSolar was updated on September 28, 2026 and Catch Control on September 20, 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.*