# LyoHUB vs HESI Test Prep

The clearest difference is in-app purchases: LyoHUB at none against HESI Test Prep's 1. HESI Test Prep's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (14 vs 4). On price, rating, ads and device support there is nothing between them.

Both are free to download. HESI Test Prep sells 1 in-app purchase, starting at $14.99 per month. LyoHUB asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for LyoHUB against 5.0 for HESI Test Prep. Both are backed by a comparable volume of ratings — 4 and 14 respectively.

LyoHUB ships an update every 6 months, HESI Test Prep every 3 weeks. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | LyoHUB | HESI Test Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/lyohub/id6447523481/reviews) | [5.0 (14 ratings)](https://appshunter.io/ios/app/hesi-test-prep/id6504888231/reviews) |
| Number of ratings | 4 | **14** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 20 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Purdue University](https://appshunter.io/developer/371741257) | [Debbrata Das](https://appshunter.io/developer/1518771903) |

## What reviewers say

### LyoHUB

[App page](https://appshunter.io/ios/app/lyohub/id6447523481)

Access the latest news, events, and publications. This app includes a powerful tool to simulate and optimize lyophilization processes, helping users find the most efficient drying parameters for various formulations and conditions.

**Highlights:** Latest news and event updates, Member information access, Open-access publications and reports, Lyophilization process simulation, Drying performance evaluation, Optimal cycle parameter computation, Results export and sharing

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

**In-app purchases:** none


### HESI Test Prep

[App page](https://appshunter.io/ios/app/hesi-test-prep/id6504888231)

Prepare for the HESI A2 exam with over 3000 practice questions covering key subjects like math, reading, grammar, and science. Access flashcards and a simulated prediction test. Offers optional paid tutoring sessions.

**Highlights:** 3000+ practice questions, Subject-specific lessons, Flashcards, HESI A2 Prediction test, Online tutoring sessions, Full course access subscription

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full HESI Access | $14.99 | per month |


## Frequently asked questions

### Is LyoHUB free?

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

### Is HESI Test Prep free?

HESI Test Prep is free to download, with in-app purchases available.

### Which has better reviews, LyoHUB or HESI Test Prep?

LyoHUB and HESI Test Prep are both rated 5.0 out of 5 on the App Store, from 4 and 14 ratings respectively.

### Do LyoHUB or HESI Test Prep have ads?

Neither LyoHUB nor HESI Test Prep shows ads.

### Which is updated more often, LyoHUB or HESI Test Prep?

LyoHUB ships an update every 6 months, and HESI Test Prep every 3 weeks. Most recently, LyoHUB was updated on November 3, 2026 and HESI Test Prep on October 30, 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.*