# World Book Ranking vs Rivro

The clearest difference is in-app purchases: World Book Ranking at none against Rivro's 1. World Book Ranking also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rivro sells 1 one-off in-app purchase. World Book Ranking asks for nothing beyond the download.

World Book Ranking ships an update every 2 weeks, Rivro every 2 months. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | World Book Ranking | Rivro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/world-book-ranking/id6755462071/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 49 MB | 51 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jisu Jung](https://appshunter.io/developer/1731788096) | [Vaneet Gupta](https://appshunter.io/developer/6780653197) |

## What reviewers say

### World Book Ranking

[App page](https://appshunter.io/ios/app/world-book-ranking/id6755462071)

Explore global best-selling books by country and discover trending titles. View book details, covers, and bookmark your next read. Ideal for international readers and those curious about global literary trends.

**Highlights:** Global best-selling book rankings by country, Book details, covers, and author information, Bookmark favorite books and create reading lists, Multilingual automatic translation support, Discover trending international literature, Simple and intuitive user interface

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

**In-app purchases:** none


### Rivro

[App page](https://appshunter.io/ios/app/rivro-gutenberg-reader/id6780653195)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is World Book Ranking free?

World Book Ranking is free to download, with no in-app purchases.

### Is Rivro free?

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

### Do World Book Ranking or Rivro have ads?

Rivro shows ads; World Book Ranking does not.

### Which is updated more often, World Book Ranking or Rivro?

World Book Ranking ships an update every 2 weeks, and Rivro every 2 months. Most recently, World Book Ranking was updated on October 30, 2026 and Rivro on October 24, 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.*