# Bookology vs OnlyBooks

The clearest difference is in-app purchases: OnlyBooks at none against Bookology's 4. Bookology's advantage is update cadence (every 6 days vs every 5 months) and chart position (#182 vs unranked). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bookology sells 4 in-app purchases, starting at $5.99 per month. OnlyBooks asks for nothing beyond the download.

Bookology ships an update every 6 days, OnlyBooks every 5 months. The most recent releases landed on October 28, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bookology | OnlyBooks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (931 ratings)](https://appshunter.io/ios/app/bookology-book-tracker/id6747273681/reviews)** | — |
| Number of ratings | **931** | — |
| Positive reviews | 85.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 5 months |
| Monetization | Freemium | — |
| Best chart rank | **#182** | — |
| Size | 174 MB | 51 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Empty Studio](https://appshunter.io/developer/1468461395) | [Devin Smith](https://appshunter.io/developer/1895330227) |

## What reviewers say

### Bookology

[App page](https://appshunter.io/ios/app/bookology-book-tracker/id6747273681)

**Currently charting:** #182 Top Free · Book, #196 Top Grossing · Book (US App Store)

This app helps avid readers organize their book collection, track reading progress, and analyze their habits. It offers features like barcode scanning for easy book entry, customizable virtual bookshelves, and a reading timer with lock screen updates. Users can also capture notes, import data from other platforms, and view detailed reading statistics.

**Highlights:** Library management with barcode scanning, Customizable virtual bookshelf, Reading timer with Live Activities, Progress tracking by pages or percentage, Notes, quotes, and reviews, Import from Kindle, Goodreads, and more, Detailed reading statistics

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bookology Pro | $5.99 | per month |
| Bookology Pro | $24.99 | per year |
| Bookology Pro | $29.99 | per year |
| Bookology Pro Lifetime | $99.99 | one-time |


### OnlyBooks

[App page](https://appshunter.io/ios/app/onlybooks/id6763473613)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bookology free?

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

### Is OnlyBooks free?

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

### Do Bookology or OnlyBooks have ads?

Neither Bookology nor OnlyBooks shows ads.

### Which is updated more often, Bookology or OnlyBooks?

Bookology ships an update every 6 days, and OnlyBooks every 5 months. Most recently, Bookology was updated on October 28, 2026 and OnlyBooks on October 7, 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.*