# CardKeeper vs PDF & EPUB Reader

The clearest difference is device support: PDF & EPUB Reader at 3 against CardKeeper's 1. PDF & EPUB Reader also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. CardKeeper sells 1 one-off in-app purchase and PDF & EPUB Reader sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

CardKeeper ships an update every 2 months, PDF & EPUB Reader every 5 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CardKeeper | PDF & EPUB Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 5 MB | 33 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pocket Grove Ltd](https://appshunter.io/developer/954373766) | [Kalenux](https://appshunter.io/developer/1889662826) |

## What reviewers say

### CardKeeper

[App page](https://appshunter.io/ios/app/cardkeeper-wallet-pass-maker/id6761440158)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardKeeper Pro | $3.99 | one-time |


### PDF & EPUB Reader

[App page](https://appshunter.io/ios/app/pdf-and-epub-reader-editor/id6761441916)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |


## Frequently asked questions

### Is CardKeeper free?

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

### Is PDF & EPUB Reader free?

PDF & EPUB Reader is free to download, with in-app purchases available.

### Do CardKeeper or PDF & EPUB Reader have ads?

Both CardKeeper and PDF & EPUB Reader show ads.

### Which is updated more often, CardKeeper or PDF & EPUB Reader?

CardKeeper ships an update every 2 months, and PDF & EPUB Reader every 5 weeks. Most recently, CardKeeper was updated on November 4, 2026 and PDF & EPUB Reader on October 31, 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.*