# HelloRN® vs KD Sir Classes

The clearest difference is update cadence: HelloRN® at every 3 weeks against KD Sir Classes's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. HelloRN® sells 3 in-app purchases, starting at $15.99 per month and KD Sir Classes sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

HelloRN® ships an update every 3 weeks, KD Sir Classes every 4 months. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HelloRN® | KD Sir Classes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hellorn/id1485468105/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 40 MB | 146 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [The PATG Group, Inc.](https://appshunter.io/developer/1214913266) | [PAVI PUBLICATION PRIVATE LIMITED](https://appshunter.io/developer/1790866777) |

## What reviewers say

### HelloRN®

[App page](https://appshunter.io/ios/app/hellorn/id1485468105)

Prepare for the NCLEX RN exam with this mobile study tool, offering 24/7 access to practice questions and detailed explanations. Boost your confidence and knowledge for a successful test experience.

**Highlights:** NCLEX RN practice questions, Answer explanations, Review sections, Test-taking strategies, 24/7 access, Offline study

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NCLEX Mastery Monthly | $15.99 | per month |
| Quarterly Subscription | $39.99 | per 3 months |
| NCLEX Yearly Subscription | $99.99 | per year |


### KD Sir Classes

[App page](https://appshunter.io/ios/app/kd-sir-classes-nclex-norcet/id6480442210)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - CB | $199.99 | one-time |
| Package - CC | $199.99 | one-time |
| Package - CE | $199.99 | one-time |
| Package - CF | $199.99 | one-time |
| Package - CG | $299.99 | one-time |
| Package - CJ | $399.99 | one-time |
| Package - CL | $499.99 | one-time |
| Package - CM | $599.99 | one-time |
| Package - CN | $699.99 | one-time |
| Package - CP | $899.99 | one-time |


## Frequently asked questions

### Is HelloRN® free?

HelloRN® is free to download, with in-app purchases available.

### Is KD Sir Classes free?

KD Sir Classes is free to download, with in-app purchases available.

### Do HelloRN® or KD Sir Classes have ads?

Neither HelloRN® nor KD Sir Classes shows ads.

### Which is updated more often, HelloRN® or KD Sir Classes?

HelloRN® ships an update every 3 weeks, and KD Sir Classes every 4 months. Most recently, HelloRN® was updated on October 21, 2026 and KD Sir Classes 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.*