# PriorityLab vs Protimeter Firmware Update

PriorityLab and Protimeter Firmware Update are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, Protimeter Firmware Update every 4 months. The most recent releases landed on September 14, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | PriorityLab | Protimeter Firmware Update |
| --- | --- | --- |
| 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 4 months |
| Monetization | Free | — |
| Size | 14 MB | 27 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PriorityLab, LLC](https://appshunter.io/developer/473802889) | [Amphenol-Sensors](https://appshunter.io/developer/1086146573) |

## 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


### Protimeter Firmware Update

[App page](https://appshunter.io/ios/app/protimeter-firmware-update/id6738372546)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PriorityLab free?

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

### Is Protimeter Firmware Update free?

Protimeter Firmware Update is free to download, with no in-app purchases.

### Do PriorityLab or Protimeter Firmware Update have ads?

Neither PriorityLab nor Protimeter Firmware Update shows ads.

### Which is updated more often, PriorityLab or Protimeter Firmware Update?

PriorityLab ships an update every 2 months, and Protimeter Firmware Update every 4 months. Most recently, PriorityLab was updated on September 14, 2026 and Protimeter Firmware Update on September 11, 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.*