# Nerka vs Prepclass

The clearest difference is in-app purchases: Nerka at none against Prepclass's 2. Prepclass's advantage is update cadence (every 3 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Prepclass sells 2 in-app purchases, starting at $14.99 per month. Nerka asks for nothing beyond the download.

Nerka ships an update monthly, Prepclass every 3 days. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Nerka | Prepclass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Size | 50 MB | 61 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gagik Azoyan](https://appshunter.io/developer/1829114319) | [Okiro Education, Inc.](https://appshunter.io/developer/1883825560) |

## What reviewers say

### Nerka

[App page](https://appshunter.io/ios/app/nerka/id6749176934)

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

**In-app purchases:** none


### Prepclass

[App page](https://appshunter.io/ios/app/prepclass-toefl-prep-2026/id6760318069)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prepclass Pro Monthly | $14.99 | per month |
| Prepclass Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is Nerka free?

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

### Is Prepclass free?

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

### Do Nerka or Prepclass have ads?

Neither Nerka nor Prepclass shows ads.

### Which is updated more often, Nerka or Prepclass?

Nerka ships an update monthly, and Prepclass every 3 days. Most recently, Nerka was updated on September 11, 2026 and Prepclass on September 18, 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.*