# auブックパス vs きくPDF

The clearest difference is in-app purchases: auブックパス at none against きくPDF's 1. auブックパス also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). きくPDF's advantage is ads (none vs shown) and update cadence (every 4 days vs monthly). On price there is nothing between them.

Both are free to download. きくPDF sells 1 one-off in-app purchase. auブックパス asks for nothing beyond the download.

auブックパス ships an update monthly, きくPDF every 4 days. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | auブックパス | きくPDF |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 91 MB | 59 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [KDDI CORPORATION](https://appshunter.io/developer/448137434) | [Nue K.K.](https://appshunter.io/developer/1892031710) |

## What reviewers say

### auブックパス

[App page](https://appshunter.io/ios/app/au/id931830339)

Access over 1.2 million e-books, including comics, novels, and magazines, with an optional unlimited reading plan. Organize your library, receive new release notifications, and read online or offline. Content is available for free and through paid plans.

**Highlights:** Vast e-book library (1.2M+ titles), Unlimited reading plans available, Organize books into custom shelves, Automatic shelf sorting, Cross-device shelf synchronization, Reading history and new release notifications, Online and offline reading options

**In-app purchases:** none


### きくPDF

[App page](https://appshunter.io/ios/app/pdf-pdf/id6819943736)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全機能のアンロック | $5.99 | one-time |


## Frequently asked questions

### Is auブックパス free?

auブックパス is free to download, with no in-app purchases.

### Is きくPDF free?

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

### Do auブックパス or きくPDF have ads?

auブックパス shows ads; きくPDF does not.

### Which is updated more often, auブックパス or きくPDF?

auブックパス ships an update monthly, and きくPDF every 4 days. Most recently, auブックパス was updated on November 6, 2026 and きくPDF on November 1, 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.*