# PDF Diro vs BillWorth

The clearest difference is in-app purchases: PDF Diro at none against BillWorth's 2. PDF Diro also leads on chart position (#76 vs unranked) and ratings volume (8 vs 1). BillWorth's advantage is update cadence (weekly vs every 3 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. BillWorth sells 2 in-app purchases, starting at $7.99 per 7 days. PDF Diro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for PDF Diro against 5.0 for BillWorth. That said, the two scores are not equally well evidenced: PDF Diro has 8 ratings behind it against 1, so its average is the more settled of the two.

PDF Diro ships an update every 3 months, BillWorth weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDF Diro | BillWorth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/pdf-diro/id6744393173/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/billworth-banknote-identifier/id6796560839/reviews) |
| Number of ratings | **8** | 1 |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | **#76** | — |
| Size | 44 MB | 78 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHINA DAYANG INTERNATIONAL TRADING CO., LIMITED](https://appshunter.io/developer/1783726183) | [MeetStar Inc](https://appshunter.io/developer/1483723700) |

## What reviewers say

### PDF Diro

[App page](https://appshunter.io/ios/app/pdf-diro/id6744393173)

**Currently charting:** #76 Top Free · Reference (US App Store)

This app allows you to convert text and images into PDFs, listen to audiobooks, and maintain a digital diary. It offers a comprehensive solution for document management and personal journaling.

**Highlights:** Text-to-PDF conversion, Image-to-PDF conversion, Audiobook playback, Digital diary functionality, Document archiving

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

**In-app purchases:** none


### BillWorth

[App page](https://appshunter.io/ios/app/billworth-banknote-identifier/id6796560839)

Instantly identify global banknotes by taking a photo or uploading an image. Get detailed information including country, denomination, year, historical background, rarity, and estimated market value. Manage your personal collection with this comprehensive reference tool.

**Highlights:** Instant banknote recognition, Detailed information on notes, Rarity assessment and market value, Personal collection manager, Scan history with search, Covers circulating and historical notes

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $7.99 | per 7 days |
| Yearly VIP | $39.99 | per year |


## Frequently asked questions

### Is PDF Diro free?

PDF Diro is free to download, with no in-app purchases.

### Is BillWorth free?

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

### Which has better reviews, PDF Diro or BillWorth?

PDF Diro and BillWorth are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do PDF Diro or BillWorth have ads?

Both PDF Diro and BillWorth show ads.

### Which is updated more often, PDF Diro or BillWorth?

PDF Diro ships an update every 3 months, and BillWorth weekly. Most recently, PDF Diro was updated on October 25, 2026 and BillWorth on October 24, 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.*