# Connectivity Test vs Sol

The clearest difference is iOS requirement: Sol at 13.4 against Connectivity Test's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Connectivity Test ships an update every 2 months, Sol every 3 months. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Connectivity Test | Sol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/sol-max-assist/id6756594867/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 15 MB | 45 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) | [SOL-MAX INC](https://appshunter.io/developer/1861656099) |

## What reviewers say

### Connectivity Test

[App page](https://appshunter.io/ios/app/connectivity-test/id6746528998)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sol

[App page](https://appshunter.io/ios/app/sol-max-assist/id6756594867)

Monitor your inverter's performance and log its data. This application also allows for inverter configuration, providing essential control over your power system.

**Highlights:** Monitor inverter data, Log inverter data, Inverter configuration, View system performance

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

**In-app purchases:** none


## Frequently asked questions

### Is Connectivity Test free?

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

### Is Sol free?

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

### Do Connectivity Test or Sol have ads?

Neither Connectivity Test nor Sol shows ads.

### Which is updated more often, Connectivity Test or Sol?

Connectivity Test ships an update every 2 months, and Sol every 3 months. Most recently, Connectivity Test was updated on October 8, 2026 and Sol on October 4, 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.*