# ADHD vs Bookus

The clearest difference is price: Bookus at Free against ADHD's $1.99. ADHD's advantage is in-app purchases (none vs 2) and update cadence (every 3 days vs every 8 days). On ads and device support there is nothing between them.

Bookus is free to download; ADHD costs $1.99 up front. Bookus sells 2 in-app purchases, starting at $5.99 per month. ADHD asks for nothing beyond the download.

ADHD ships an update every 3 days, Bookus every 8 days. The most recent releases landed on September 27, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ADHD | Bookus |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bookus-track-your-reading/id6764106531/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 8 days |
| Monetization | — | Freemium |
| Size | 27 MB | 31 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MapTube AB](https://appshunter.io/developer/1806672009) | [Chi App Prodiction](https://appshunter.io/developer/1845678182) |

## What reviewers say

### ADHD

[App page](https://appshunter.io/ios/app/adhd-reader/id6759151400)

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

**In-app purchases:** none


### Bookus

[App page](https://appshunter.io/ios/app/bookus-track-your-reading/id6764106531)

This app helps you build a consistent reading habit by tracking your progress, reading time, and daily streaks. Visualize your reading activity with charts and keep your current book front and center with widgets.

**Highlights:** Track reading sessions and time, Log page progress, Build daily reading streaks, Personal library collection, Stats and insights on reading habits, Reading activity charts, Home screen widgets

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly bookus plus | $5.99 | per month |
| Yearly bookus plus | $59.99 | per year |


## Frequently asked questions

### Is ADHD free?

ADHD costs $1.99, with no in-app purchases.

### Is Bookus free?

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

### Do ADHD or Bookus have ads?

Neither ADHD nor Bookus shows ads.

### Which is updated more often, ADHD or Bookus?

ADHD ships an update every 3 days, and Bookus every 8 days. Most recently, ADHD was updated on September 27, 2026 and Bookus on October 12, 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.*