# ECO Solar vs Pro

The clearest difference is update cadence: Pro at fortnightly against ECO Solar's monthly. ECO Solar's advantage is iOS requirement (12.0 vs 14.6). 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.

ECO Solar ships an update monthly, Pro fortnightly. The most recent releases landed on September 10, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | ECO Solar | Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 15.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | — |
| Size | 5 MB | 1 MB |
| Requires iOS | **12.0** | 14.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [沧毅 陈](https://appshunter.io/developer/1366185264) | [Haidi Energy Technology Co.,Ltd.](https://appshunter.io/developer/1645467042) |

## What reviewers say

### ECO Solar

[App page](https://appshunter.io/ios/app/eco-solar/id1435579449)

Monitor your solar charger's performance with real-time PV, battery, and load status. Access your device data remotely via cloud mode and view historical performance graphs.

**Highlights:** PV/Battery/Load status monitoring, Local communication mode, Cloud communication mode, Remote device access, Historical graph viewing

**Features:** macOS Compatibility

**In-app purchases:** none


### Pro

[App page](https://appshunter.io/ios/app/pro-user/id6504571751)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ECO Solar free?

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

### Is Pro free?

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

### Do ECO Solar or Pro have ads?

Neither ECO Solar nor Pro shows ads.

### Which is updated more often, ECO Solar or Pro?

ECO Solar ships an update monthly, and Pro fortnightly. Most recently, ECO Solar was updated on September 10, 2026 and Pro on May 16, 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.*