# PVT WorkFit vs OrthoCor

The clearest difference is iOS requirement: PVT WorkFit at 10.0 against OrthoCor's 14.0. 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.

PVT WorkFit ships an update every 2 months, OrthoCor monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PVT WorkFit | OrthoCor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (32 ratings)](https://appshunter.io/ios/app/pvt-workfit/id1238827231/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 81 MB | 283 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Pulsar Informatics Inc](https://appshunter.io/developer/1154761432) | [Ssam Sports, Inc.](https://appshunter.io/developer/1144926429) |

## What reviewers say

### PVT WorkFit

[App page](https://appshunter.io/ios/app/pvt-workfit/id1238827231)

This app administers the Psychomotor Vigilance Test (PVT) to objectively measure alertness and reduce workplace risks. It is scientifically validated and unaffected by individual differences, providing immediate performance scores for real-time decision-making.

**Highlights:** Gold-standard Psychomotor Vigilance Test (PVT), Robotically calibrated for hardware latency, Immediate performance score viewing, Synchronize data from distributed sites, Role-based access control, Multi-lingual support

**Features:** macOS Compatibility

**In-app purchases:** none


### OrthoCor

[App page](https://appshunter.io/ios/app/orthocor/id1608548684)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PVT WorkFit free?

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

### Is OrthoCor free?

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

### Do PVT WorkFit or OrthoCor have ads?

Neither PVT WorkFit nor OrthoCor shows ads.

### Which is updated more often, PVT WorkFit or OrthoCor?

PVT WorkFit ships an update every 2 months, and OrthoCor monthly. Most recently, PVT WorkFit was updated on November 6, 2026 and OrthoCor on November 3, 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.*