# Writemoo 犢創 vs World Book Ranking

The clearest difference is ads: Writemoo 犢創 at none against World Book Ranking's shown. Writemoo 犢創 also leads on iOS requirement (9.0 vs 15.1). World Book Ranking's advantage is update cadence (fortnightly vs every 2 months). On price, review sentiment, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Writemoo 犢創 ships an update every 2 months, World Book Ranking fortnightly. The most recent releases landed on November 1, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Writemoo 犢創 | World Book Ranking |
| --- | --- | --- |
| 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 | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Ad-supported | Ad-supported |
| Size | 77 MB | 45 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [eCrowdmedia](https://appshunter.io/developer/942389747) | [Jisu Jung](https://appshunter.io/developer/1731788096) |

## What reviewers say

### Writemoo 犢創

[App page](https://appshunter.io/ios/app/writemoo/id1012328604)

This app allows users to write, publish, and share their creative works on mobile devices. Capture fleeting ideas, develop them into stories, and easily convert them into e-books for sale. Interact with readers and promote your work directly through social media.

**Highlights:** On-app writing and idea capture, Seamless mobile and desktop syncing, Follow other creators' progress, Direct reader interaction, Social media promotion, Mobile reading experience, E-book conversion and sales

**In-app purchases:** none


### World Book Ranking

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

Discover popular books by comparing bestseller lists from various countries. Save titles to your reading list and view detailed book information, including covers and author details. Access translations and more details with rewarded ads.

**Highlights:** Compare bestseller rankings by country, Discover popular novels, business, and nonfiction, Save books to a personal reading list, View book covers, author, and genre, Access book details in multiple languages, Share book information

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

**In-app purchases:** none


## Frequently asked questions

### Is Writemoo 犢創 free?

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

### Is World Book Ranking free?

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

### Do Writemoo 犢創 or World Book Ranking have ads?

World Book Ranking shows ads; Writemoo 犢創 does not.

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

Writemoo 犢創 ships an update every 2 months, and World Book Ranking fortnightly. Most recently, Writemoo 犢創 was updated on November 1, 2026 and World Book Ranking on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*