# PriorityLab vs SolarCheck Pro

The clearest difference is update cadence: SolarCheck Pro at every 2 days against PriorityLab's every 2 months. PriorityLab's advantage is iOS requirement (13.0 vs 15.0). 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.

PriorityLab ships an update every 2 months, SolarCheck Pro every 2 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PriorityLab | SolarCheck Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7 ratings)](https://appshunter.io/ios/app/prioritylab/id944810145/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 14 MB | 58 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PriorityLab, LLC](https://appshunter.io/developer/473802889) | [Karl Stump](https://appshunter.io/developer/1762002956) |

## What reviewers say

### PriorityLab

[App page](https://appshunter.io/ios/app/prioritylab/id944810145)

This app simplifies mold testing for professionals by digitizing the Chain of Custody process. Log sample data, capture images, and submit electronic forms directly from your mobile device, eliminating the need for paper forms.

**Highlights:** Electronic Chain of Custody submission, Log sample data with photos, Pre-setup inspections, Download inspections to phone, Streamlined workflow

**Features:** macOS Compatibility

**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 PriorityLab free?

PriorityLab 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 PriorityLab or SolarCheck Pro have ads?

Neither PriorityLab nor SolarCheck Pro shows ads.

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

PriorityLab ships an update every 2 months, and SolarCheck Pro every 2 days. Most recently, PriorityLab was updated on October 2, 2026 and SolarCheck Pro on October 7, 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.*