# PDF Pro vs Ringo

The clearest difference is update cadence: Ringo at daily against PDF Pro's every 6 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Pro sells 6 in-app purchases, starting at $1.99 per 7 days and Ringo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PDF Pro ships an update every 6 days, Ringo daily. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | PDF Pro | Ringo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/pdf-pro-scanner-and-editor/id1659625843/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 10 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Balzo srl](https://appshunter.io/developer/507881558) | [TAEYOON KIM](https://appshunter.io/developer/1844036178) |

## What reviewers say

### PDF Pro

[App page](https://appshunter.io/ios/app/pdf-pro-scanner-and-editor/id1659625843)

This app allows you to scan documents, convert images and files to PDF, and edit existing PDFs. It features AI-powered interpretation for summarizing and extracting information, plus an AI chat for interacting with your documents. Files are processed locally for enhanced privacy.

**Highlights:** AI-powered PDF interpretation, AI chat for document interaction, Scan documents to PDF, Convert images and files to PDF, Edit PDF files, Password protection for PDFs, Local file processing for privacy

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Settimanale con settimana di prova | $1.99 | per 7 days |
| Unlimited access | $1.99 | per 7 days |
| Unlimited access | $6.99 | per month |
| Unlimited access | $7.99 | per month |
| Unlimited access | $17.99 | per year |
| Unlimited Access | $59.99 | per year |


### Ringo

[App page](https://appshunter.io/ios/app/ringo-ringtone-maker/id6753617293)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $2.99 | one-time |


## Frequently asked questions

### Is PDF Pro free?

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

### Is Ringo free?

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

### Do PDF Pro or Ringo have ads?

Neither PDF Pro nor Ringo shows ads.

### Which is updated more often, PDF Pro or Ringo?

PDF Pro ships an update every 6 days, and Ringo daily. Most recently, PDF Pro was updated on October 24, 2026 and Ringo on October 17, 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.*