# Sprk Pro vs SolarCheck Pro

The clearest difference is update cadence: SolarCheck Pro at every 2 days against Sprk Pro's every 3 weeks. 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.

Sprk Pro ships an update every 3 weeks, SolarCheck Pro every 2 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sprk Pro | SolarCheck Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/sprk-pro/id6504923692/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 154 MB | 74 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Sprk Realty](https://appshunter.io/developer/1754339833) | [Karl Stump](https://appshunter.io/developer/1762002956) |

## What reviewers say

### Sprk Pro

[App page](https://appshunter.io/ios/app/sprk-pro/id6504923692)

This app helps maximize the value of solar-powered homes by assessing energy efficiency and property value. It provides custom reports on solar performance, longevity, and savings opportunities. Stay informed and protect investments.

**Highlights:** Assess energy efficiency, Understand property value, Discover savings opportunities, Generate custom solar reports, Analyze solar performance, Track solar longevity

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

**In-app purchases:** none


### SolarCheck Pro

[App page](https://appshunter.io/ios/app/solarcheck-pro-solar-reports/id6780523056)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sprk Pro free?

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

### Is SolarCheck Pro free?

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

### Do Sprk Pro or SolarCheck Pro have ads?

Neither Sprk Pro nor SolarCheck Pro shows ads.

### Which is updated more often, Sprk Pro or SolarCheck Pro?

Sprk Pro ships an update every 3 weeks, and SolarCheck Pro every 2 days. Most recently, Sprk Pro was updated on October 24, 2026 and SolarCheck Pro on October 25, 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.*