# HiSolar vs FSI CONNECT

The clearest difference is ads: HiSolar at none against FSI CONNECT's shown. HiSolar also leads on update cadence (monthly vs every 3 months) and iOS requirement (12.0 vs 15.1). On price, 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, FSI CONNECT every 3 months. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | HiSolar | FSI CONNECT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | — |
| Size | 257 MB | 80 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [深圳市泽联格迈科技有限公司](https://appshunter.io/developer/1768209769) | [Pure SAS](https://appshunter.io/developer/1818481908) |

## 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


### FSI CONNECT

[App page](https://appshunter.io/ios/app/fsi-connect/id6746774977)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HiSolar free?

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

### Is FSI CONNECT free?

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

### Do HiSolar or FSI CONNECT have ads?

FSI CONNECT shows ads; HiSolar does not.

### Which is updated more often, HiSolar or FSI CONNECT?

HiSolar ships an update monthly, and FSI CONNECT every 3 months. Most recently, HiSolar was updated on October 14, 2026 and FSI CONNECT on September 24, 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.*