# YPrime vs FlexOs

YPrime and FlexOs both sit at 5.0 stars, but that hides the real split: 100% of FlexOs's written reviews are positive against 50% of YPrime's. FlexOs also leads on ratings volume (5 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for YPrime against 5.0 for FlexOs. That said, the two scores are not equally well evidenced: FlexOs has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 50% of YPrime's written reviews are positive against 100% of FlexOs's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | YPrime | FlexOs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/yprime/id1659475338/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/flexos/id6670763920/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 109 MB | 49 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Y-Prime](https://appshunter.io/developer/872635320) | [VARS HEALTH, INC.](https://appshunter.io/developer/1719976023) |

## What reviewers say

### YPrime

[App page](https://appshunter.io/ios/app/yprime/id1659475338)

Manage your clinical study tasks conveniently from your personal device. Log in using your enrollment ID to complete training and stay connected to your study activities, fitting them into your daily schedule.

**Highlights:** Log in and review study tasks, Complete clinical study activities, Manage tasks at your own pace, Stay connected to your study, Use on personal devices

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

**In-app purchases:** none


### FlexOs

[App page](https://appshunter.io/ios/app/flexos/id6670763920)

This app connects healthcare facilities with qualified nurses and professionals to address staffing shortages. It utilizes smart technology and automation to streamline the hiring process, ensuring faster connections between employers and job seekers.

**Highlights:** Connects healthcare facilities with staff, Finds nurses and healthcare professionals, Streamlines hiring processes, Utilizes smart technology, Automates connections

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

**In-app purchases:** none


## Frequently asked questions

### Is YPrime free?

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

### Is FlexOs free?

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

### Which has better reviews, YPrime or FlexOs?

YPrime and FlexOs are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do YPrime or FlexOs have ads?

Neither YPrime nor FlexOs shows ads.

### Which is updated more often, YPrime or FlexOs?

YPrime ships an update every 3 weeks, and FlexOs every 3 weeks. Most recently, YPrime was updated on October 4, 2026 and FlexOs on October 15, 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.*