# ODIN Study vs UNMC Alert

The clearest difference is update cadence: ODIN Study at every 3 weeks against UNMC Alert's every 21 months. 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.

ODIN Study ships an update every 3 weeks, UNMC Alert every 21 months. The most recent releases landed on October 15, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | ODIN Study | UNMC Alert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 21 months |
| Size | 24 MB | 29 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [University of Nebraska - Lincoln](https://appshunter.io/developer/317236993) | [University of Nebraska Medical Center](https://appshunter.io/developer/886768616) |

## What reviewers say

### ODIN Study

[App page](https://appshunter.io/ios/app/odin-study/id1568172293)

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

**In-app purchases:** none


### UNMC Alert

[App page](https://appshunter.io/ios/app/unmc-alert/id6478968912)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ODIN Study free?

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

### Is UNMC Alert free?

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

### Do ODIN Study or UNMC Alert have ads?

Neither ODIN Study nor UNMC Alert shows ads.

### Which is updated more often, ODIN Study or UNMC Alert?

ODIN Study ships an update every 3 weeks, and UNMC Alert every 21 months. Most recently, ODIN Study was updated on October 15, 2026 and UNMC Alert on October 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.*