# Smart Reader vs PDF

The clearest difference is in-app purchases: Smart Reader at none against PDF's 2. Smart Reader also leads on update cadence (every 3 days vs every 4 months). PDF's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. PDF sells 2 in-app purchases, starting at $4.99 per month. Smart Reader asks for nothing beyond the download.

Smart Reader ships an update every 3 days, PDF every 4 months. The most recent releases landed on September 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Smart Reader | PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 months |
| Size | 31 MB | 45 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TCC & PARTNERS JOINT STOCK COMPANY](https://appshunter.io/developer/1837665056) | [Beshoy Nabil](https://appshunter.io/developer/1773884105) |

## What reviewers say

### Smart Reader

[App page](https://appshunter.io/ios/app/smart-reader-pdf-and-ebook/id6754656120)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF

[App page](https://appshunter.io/ios/app/pdf-viewer-editor/id6757627507)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is Smart Reader free?

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

### Is PDF free?

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

### Do Smart Reader or PDF have ads?

Smart Reader shows ads; PDF does not.

### Which is updated more often, Smart Reader or PDF?

Smart Reader ships an update every 3 days, and PDF every 4 months. Most recently, Smart Reader was updated on September 15, 2026 and PDF on September 18, 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.*