# Penguin vs River Quiz

The clearest difference is in-app purchases: River Quiz at none against Penguin's 1. River Quiz also leads on iOS requirement (13.0 vs 15.0). Penguin's advantage is update cadence (every 3 days vs every 8 days). On price, ads and device support there is nothing between them.

Both are free to download. Penguin sells 1 in-app purchase, starting at $5.99 per month. River Quiz asks for nothing beyond the download.

Penguin ships an update every 3 days, River Quiz every 8 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Penguin | River Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/penguin-learn-languages/id6776519291/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 270 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AYKUT ARSLANTAS](https://appshunter.io/developer/1776624321) | [IDRIS BINGOL](https://appshunter.io/developer/6779903072) |

## What reviewers say

### Penguin

[App page](https://appshunter.io/ios/app/penguin-learn-languages/id6776519291)

Master new languages with interactive games and personalized lessons. Improve pronunciation with audio voiceovers and track your progress with real-time scores. Stay motivated with daily reminders and weekly reports.

**Highlights:** Personalized lessons and vocabulary, Learning through interactive games, Audio voiceovers for pronunciation, Real-time scores and progress tracking, Daily study reminders and weekly reports

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Penguin Premium Monthly | $5.99 | per month |


### River Quiz

[App page](https://appshunter.io/ios/app/river-quiz/id6779903070)

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

**In-app purchases:** none


## Frequently asked questions

### Is Penguin free?

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

### Is River Quiz free?

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

### Do Penguin or River Quiz have ads?

Neither Penguin nor River Quiz shows ads.

### Which is updated more often, Penguin or River Quiz?

Penguin ships an update every 3 days, and River Quiz every 8 days. Most recently, Penguin was updated on October 31, 2026 and River Quiz on October 31, 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.*