# ReadyVax vs OpenRX

The clearest difference is rating: OpenRX at 5.0 against ReadyVax's 4.4. OpenRX also leads on update cadence (every 3 days vs every 25 months) and review sentiment (100% vs 75%). ReadyVax's advantage is iOS requirement (14.0 vs 18.6). On price, ratings volume, 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.

OpenRX holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 7 and 19 respectively. Written reviews point the same way: 75% of ReadyVax's written reviews are positive against 100% of OpenRX's.

ReadyVax ships an update every 25 months, OpenRX every 3 days. The most recent releases landed on October 1, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ReadyVax | OpenRX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/readyvax/id957851259/reviews) | **[5.0 (19 ratings)](https://appshunter.io/ios/app/openrx/id6756137053/reviews)** |
| Number of ratings | 7 | **19** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 19 MB | 8 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Emory University](https://appshunter.io/developer/387102326) | [Kyle Foley](https://appshunter.io/developer/1814129029) |

## What reviewers say

### ReadyVax

[App page](https://appshunter.io/ios/app/readyvax/id957851259)

Provides up-to-date, evidence-based information on vaccines and vaccination schedules. Designed for both healthcare professionals and general users, it offers customizable data views and real-time alerts for important updates.

**Highlights:** Up-to-date vaccine recommendations, Vaccine safety profiles, Disease prevention information, Real-time alerts and updates, Customizable data presentation, Offline access to information

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

**In-app purchases:** none


### OpenRX

[App page](https://appshunter.io/ios/app/openrx/id6756137053)

This app helps you track and compare the quality of your ADHD medications. Log refills, rate effectiveness, and view community insights on different manufacturers and pharmacies. Stay informed about FDA alerts and shortages.

**Highlights:** Track prescription refills, Rate medication effectiveness and side effects, Compare generic manufacturers, Access anonymous community insights, View FDA alerts and shortage information, Analyze personal medication trends

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ReadyVax free?

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

### Is OpenRX free?

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

### Which has better reviews, ReadyVax or OpenRX?

OpenRX is rated higher. ReadyVax averages 4.4 out of 5 from 7 ratings, while OpenRX averages 5.0 from 19 ratings.

### Do ReadyVax or OpenRX have ads?

Neither ReadyVax nor OpenRX shows ads.

### Which is updated more often, ReadyVax or OpenRX?

ReadyVax ships an update every 25 months, and OpenRX every 3 days. Most recently, ReadyVax was updated on October 1, 2026 and OpenRX 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.*