# Lab Values Reference Guide vs ATI TEAS & NCLEX RN/PN

The clearest difference is rating: ATI TEAS & NCLEX RN/PN at 4.5 against Lab Values Reference Guide's 3.1. ATI TEAS & NCLEX RN/PN also leads on update cadence (every 2 weeks vs every 7 months) and ratings volume (1K vs 10). Lab Values Reference Guide's advantage is in-app purchases (none vs 3) and review sentiment (89% vs 74%). On price, ads and device support there is nothing between them.

Both are free to download. ATI TEAS & NCLEX RN/PN sells 3 in-app purchases, starting at $7.99 per 7 days. Lab Values Reference Guide asks for nothing beyond the download.

ATI TEAS & NCLEX RN/PN holds the better App Store score, 4.5 against 3.1. That said, the two scores are not equally well evidenced: ATI TEAS & NCLEX RN/PN has 1K ratings behind it against 10, so its average is the more settled of the two. Written reviews complicate that: 89% of Lab Values Reference Guide's written reviews are positive against 74% of ATI TEAS & NCLEX RN/PN's, so the app with the better star average is not the one people write more warmly about.

Lab Values Reference Guide ships an update every 7 months, ATI TEAS & NCLEX RN/PN every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Lab Values Reference Guide | ATI TEAS & NCLEX RN/PN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (10 ratings)](https://appshunter.io/ios/app/lab-values-reference-guide/id1071740731/reviews) | **[4.5 (1K ratings)](https://appshunter.io/ios/app/ati-teas-and-nclex-rnpn/id1562646648/reviews)** |
| Number of ratings | 10 | **1K** |
| Positive reviews | **88.9% of reviews** | 74.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 27 MB | 48 MB |
| Requires iOS | **9.3** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [William Wyatt](https://appshunter.io/developer/1071740730) | [SHAREIT WIDGET PTE. LTD.](https://appshunter.io/developer/1619070259) |

## What reviewers say

### Lab Values Reference Guide

[App page](https://appshunter.io/ios/app/lab-values-reference-guide/id1071740731)

A quick reference tool for normal lab values and interpretation tips. It's designed for students and clinicians in medical fields, offering sorting by value, system, or panel, and includes helpful diagrams.

**Highlights:** Quick reference for normal lab values, PRO tips for interpretation, Sort by lab value, body system, or panel, Includes diagrams for quick reference, Ever-expanding content

**Features:** macOS Compatibility

**In-app purchases:** none


### ATI TEAS & NCLEX RN/PN

[App page](https://appshunter.io/ios/app/ati-teas-and-nclex-rnpn/id1562646648)

Prepare for nursing exams with over 3000 practice questions and detailed explanations. This app offers customizable quizzes and full-length practice tests simulating real exam formats for NCLEX RN/PN, HESI A2, and ATI TEAS.

**Highlights:** 2000+ NCLEX RN/PN practice questions, 1000+ HESI A2 & ATI TEAS 6th questions, Detailed explanations for answers, Customizable quiz creation, Simulated practice tests, Progress tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $7.99 | per 7 days |
| Monthly Subscription | $29.99 | per month |
| Life-Time Premium | $94.99 | one-time |

**What reviewers like**

- 👍 Great app for NCLEX/TEAS prep
- 💡 Customizable practice exams
- 🚀 Smooth app performance
- 👍 Helpful explanations for questions

**What reviewers complain about**

- 🐛 Issues with image/question display
- 🐛 Incomplete or poorly worded questions
- 💰 Concerns about pricing and free trial
- 🐛 Bugs and technical issues

**Reported bugs**

- Questions missing key details
- Inability to view images/multimedia
- Login and account issues
- Inconsistent app performance

**Requested features**

- Dark mode option
- More NCLEX-style practice questions
- Improved image/multimedia support
- Better customer support and communication


## Frequently asked questions

### Is Lab Values Reference Guide free?

Lab Values Reference Guide is free to download, with no in-app purchases.

### Is ATI TEAS & NCLEX RN/PN free?

ATI TEAS & NCLEX RN/PN is free to download, with in-app purchases available.

### Which has better reviews, Lab Values Reference Guide or ATI TEAS & NCLEX RN/PN?

ATI TEAS & NCLEX RN/PN is rated higher. Lab Values Reference Guide averages 3.1 out of 5 from 10 ratings, while ATI TEAS & NCLEX RN/PN averages 4.5 from 1K ratings.

### Do Lab Values Reference Guide or ATI TEAS & NCLEX RN/PN have ads?

Neither Lab Values Reference Guide nor ATI TEAS & NCLEX RN/PN shows ads.

### Which is updated more often, Lab Values Reference Guide or ATI TEAS & NCLEX RN/PN?

Lab Values Reference Guide ships an update every 7 months, and ATI TEAS & NCLEX RN/PN every 2 weeks. Most recently, Lab Values Reference Guide was updated on October 24, 2026 and ATI TEAS & NCLEX RN/PN on October 25, 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.*