# CPS Connect Pro vs DeltaSolar

The clearest difference is review sentiment: CPS Connect Pro at 100% against DeltaSolar's 0%. CPS Connect Pro also leads on update cadence (every 3 weeks vs every 2 months). DeltaSolar's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CPS Connect Pro ships an update every 3 weeks, DeltaSolar every 2 months. The most recent releases landed on August 3, 2026 and July 19, 2026 respectively.

## The numbers

| Metric | CPS Connect Pro | DeltaSolar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/cps-connect-pro/id1495162290/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 233 MB | 136 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FOMWARE LIMITED](https://appshunter.io/developer/1708193369) | [Delta Electronics, Inc.](https://appshunter.io/developer/386896582) |

## What reviewers say

### CPS Connect Pro

[App page](https://appshunter.io/ios/app/cps-connect-pro/id1495162290)

This app allows users to connect to and manage various hardware modules for solar inverters. It facilitates parameter settings, firmware upgrades, and remote monitoring of PV plants.

**Highlights:** Connect to hardware modules (FG4E, FG4C, WiFi, GPRS, FOMlink), Initialize and modify CPS NO-LCD inverters, Upgrade inverter firmware, Configure gateways for internet access, Scan Modbus bus for configuration, Simplify PV plant activation and creation, Remote data viewing and alarm monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### DeltaSolar

[App page](https://appshunter.io/ios/app/deltasolar/id1570742979)

Monitor your solar energy system's performance remotely or onsite. Track energy production, consumption, and export, with historical data for analysis. View grid and solar power voltage, frequency, and amps for comprehensive system insights.

**Highlights:** Remote Wi-Fi access, Direct onsite connection, Energy status and analysis, Production, consumption, export data, Historical performance data, Grid and solar voltage/frequency monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CPS Connect Pro free?

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

### Is DeltaSolar free?

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

### Do CPS Connect Pro or DeltaSolar have ads?

Neither CPS Connect Pro nor DeltaSolar shows ads.

### Which is updated more often, CPS Connect Pro or DeltaSolar?

CPS Connect Pro ships an update every 3 weeks, and DeltaSolar every 2 months. Most recently, CPS Connect Pro was updated on August 3, 2026 and DeltaSolar on July 19, 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.*