# DualText Reader vs ClickBook

The clearest difference is in-app purchases: DualText Reader at none against ClickBook's 1. ClickBook's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. ClickBook sells 1 one-off in-app purchase. DualText Reader asks for nothing beyond the download.

DualText Reader ships an update every 2 weeks, ClickBook every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | DualText Reader | ClickBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 9 MB | 1.8 GB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Masatomo Fukuda](https://appshunter.io/developer/1599921920) | [Mohamad Mohamad](https://appshunter.io/developer/6796281612) |

## What reviewers say

### DualText Reader

[App page](https://appshunter.io/ios/app/dualtext-reader/id6754987190)

**Features:** macOS Compatibility

**In-app purchases:** none


### ClickBook

[App page](https://appshunter.io/ios/app/clickbook-offline-ai-reader/id6796281610)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ClickBook Pro | $12.99 | one-time |


## Frequently asked questions

### Is DualText Reader free?

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

### Is ClickBook free?

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

### Do DualText Reader or ClickBook have ads?

DualText Reader shows ads; ClickBook does not.

### Which is updated more often, DualText Reader or ClickBook?

DualText Reader ships an update every 2 weeks, and ClickBook every 4 days. Most recently, DualText Reader was updated on October 28, 2026 and ClickBook on October 29, 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.*