# Pro PDF Reader & Editor vs Smart Reader

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

Both are free to download. Pro PDF Reader & Editor sells 3 in-app purchases, starting at $6.99 per 7 days. Smart Reader asks for nothing beyond the download.

Pro PDF Reader & Editor ships an update every 2 months, Smart Reader every 3 days. The most recent releases landed on September 9, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Pro PDF Reader & Editor | Smart Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 47 MB | 31 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chengdu Youbutong New Energy Technology](https://appshunter.io/developer/1839270916) | [TCC & PARTNERS JOINT STOCK COMPANY](https://appshunter.io/developer/1837665056) |

## What reviewers say

### Pro PDF Reader & Editor

[App page](https://appshunter.io/ios/app/pro-pdf-reader-and-editor/id6752470060)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Membership - Weekly | $6.99 | per 7 days |
| Pro Membership – Monthly | $14.99 | per month |
| Pro Membership – Yearly | $29.99 | per year |


### Smart Reader

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pro PDF Reader & Editor free?

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

### Is Smart Reader free?

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

### Do Pro PDF Reader & Editor or Smart Reader have ads?

Both Pro PDF Reader & Editor and Smart Reader show ads.

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

Pro PDF Reader & Editor ships an update every 2 months, and Smart Reader every 3 days. Most recently, Pro PDF Reader & Editor was updated on September 9, 2026 and Smart Reader on June 10, 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.*