# CNOR Test Prep & Study Guide vs Perioperative Nurse Exam Prep

The clearest difference is update cadence: Perioperative Nurse Exam Prep at every 3 months against CNOR Test Prep & Study Guide's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CNOR Test Prep & Study Guide sells 3 in-app purchases, starting at $9.99 per month and Perioperative Nurse Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CNOR Test Prep & Study Guide ships an update every 9 months, Perioperative Nurse Exam Prep every 3 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CNOR Test Prep & Study Guide | Perioperative Nurse Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (8 ratings)](https://appshunter.io/ios/app/cnor-test-prep-and-study-guide/id1594152923/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 51 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [FLUENT AAC TECHNOLOGY S.R.L.](https://appshunter.io/developer/1547000580) | [Exam Prep OU](https://appshunter.io/developer/1689642184) |

## What reviewers say

### CNOR Test Prep & Study Guide

[App page](https://appshunter.io/ios/app/cnor-test-prep-and-study-guide/id1594152923)

Prepare for the CNOR certification exam with over 3000 practice questions, flashcards, and realistic scenarios. Master all key exam areas to boost your knowledge and skills for perioperative nursing.

**Highlights:** 3000+ exam-like questions, 1000+ flashcards, Multiple practice tests, Real-life scenarios, Covers all CNOR exam areas, Progress tracking

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $9.99 | per month |
| 1 Month Premium | $24.99 | per month |
| Lifetime Access | $99.99 | one-time |


### Perioperative Nurse Exam Prep

[App page](https://appshunter.io/ios/app/perioperative-nurse-exam-prep/id6741023721)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CNS Weekly Full Access | $8.99 | per 7 days |
| CNS Monthly Full Access | $24.99 | per month |
| CNS Monthly Full Access | $34.99 | per month |
| CNS Quarterly Full Access | $55.99 | per 3 months |
| CNS Quarterly Full Access | $59.99 | per 3 months |
| CNS Semiannual Full Access | $75.99 | per 6 months |
| CNS Semiannual Full Access | $79.99 | per 6 months |
| CNS Annual Full Access | $109.99 | per year |
| CNS Annual Full Access | $119.99 | per year |


## Frequently asked questions

### Is CNOR Test Prep & Study Guide free?

CNOR Test Prep & Study Guide is free to download, with in-app purchases available.

### Is Perioperative Nurse Exam Prep free?

Perioperative Nurse Exam Prep is free to download, with in-app purchases available.

### Do CNOR Test Prep & Study Guide or Perioperative Nurse Exam Prep have ads?

Neither CNOR Test Prep & Study Guide nor Perioperative Nurse Exam Prep shows ads.

### Which is updated more often, CNOR Test Prep & Study Guide or Perioperative Nurse Exam Prep?

CNOR Test Prep & Study Guide ships an update every 9 months, and Perioperative Nurse Exam Prep every 3 months. Most recently, CNOR Test Prep & Study Guide was updated on October 24, 2026 and Perioperative Nurse Exam Prep on October 28, 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.*