# PRO vs OneCap

The clearest difference is update cadence: OneCap at every 2 days against PRO's every 5 weeks. 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.

PRO ships an update every 5 weeks, OneCap every 2 days. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | PRO | OneCap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onecap/id6753808759/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 4.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 5 MB | 52 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Professional Laboratories](https://appshunter.io/developer/1251063237) | [Evan Pendleton](https://appshunter.io/developer/1826903865) |

## What reviewers say

### PRO

[App page](https://appshunter.io/ios/app/pro-lab-test-kits/id1451845323)

This app provides access to a comprehensive range of home safety test kits. These kits accurately measure dangerous pollutants and contaminants in your home or office. All analyses are conducted by accredited laboratories using approved methods.

**Highlights:** Home safety test kits, Pollutant measurement, Contaminant detection, Laboratory analysis, Non-toxic kits

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple registration process
- 📧 Email notification for test results

**What reviewers complain about**

- 🚫 Doesn't work for Canadian users
- 🐛 Registration issues - 'all fields required' error
- 💤 App is not updated or maintained
- 🤔 Unclear purpose and functionality of the app

**Reported bugs**

- Registration process doesn't work
- App crashes on certain devices
- Incompatible with current OS versions

**Requested features**

- Ability to save and view historical test results
- Option to pay for tests through the app
- Support for Canadian addresses and postal codes


### OneCap

[App page](https://appshunter.io/ios/app/onecap/id6753808759)

This app offers a secure way to scan documents and extract text directly on your device, ensuring complete privacy. It provides fast, accurate scanning and PDF creation without needing an internet connection.

**Highlights:** On-device processing for privacy, Fast and accurate scanning, Text recognition (OCR), Seamless PDF creation, Offline functionality

**In-app purchases:** none


## Frequently asked questions

### Is PRO free?

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

### Is OneCap free?

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

### Do PRO or OneCap have ads?

Neither PRO nor OneCap shows ads.

### Which is updated more often, PRO or OneCap?

PRO ships an update every 5 weeks, and OneCap every 2 days. Most recently, PRO was updated on October 18, 2026 and OneCap on October 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.*