# CIOT NEW vs PDF ProX

The clearest difference is ads: CIOT NEW at none against PDF ProX's shown. CIOT NEW also leads on iOS requirement (12.0 vs 16.0). PDF ProX's advantage is update cadence (every 3 weeks vs every 10 months) and chart position (#149 vs unranked). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CIOT NEW ships an update every 10 months, PDF ProX every 3 weeks. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CIOT NEW | PDF ProX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/pdf-prox-pdf-reader-and-editor/id6787909790/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#149** |
| Size | 34 MB | 109 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Chien Hua Tseng](https://appshunter.io/developer/913105516) | [ROOSTERX GLOBAL COMPANY LIMITED](https://appshunter.io/developer/6787909792) |

## What reviewers say

### CIOT NEW

[App page](https://appshunter.io/ios/app/ciot-new/id6479294502)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF ProX

[App page](https://appshunter.io/ios/app/pdf-prox-pdf-reader-and-editor/id6787909790)

**Currently charting:** #149 Top Free · Utilities (US App Store)

Transform your mobile device into a powerful scanner and PDF editor. Quickly scan documents, receipts, and photos, convert them to PDF, and then edit, compress, or secure your files. Organize and share your documents with ease.

**Highlights:** Mobile document scanning, PDF conversion, PDF editing and organization, Password protection, File compression, Edge detection and auto-cropping

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

**In-app purchases:** none


## Frequently asked questions

### Is CIOT NEW free?

CIOT NEW is free to download, with no in-app purchases.

### Is PDF ProX free?

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

### Do CIOT NEW or PDF ProX have ads?

PDF ProX shows ads; CIOT NEW does not.

### Which is updated more often, CIOT NEW or PDF ProX?

CIOT NEW ships an update every 10 months, and PDF ProX every 3 weeks. Most recently, CIOT NEW was updated on October 6, 2026 and PDF ProX on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*