# pdfManager vs Three

The clearest difference is price: Three at Free against pdfManager's $0.99. Three also leads on update cadence (every 8 days vs every 4 months). pdfManager's advantage is in-app purchases (none vs 1) and iOS requirement (16.6 vs 18.2). On ads and device support there is nothing between them.

Three is free to download; pdfManager costs $0.99 up front. Three sells 1 one-off in-app purchase. pdfManager asks for nothing beyond the download.

pdfManager ships an update every 4 months, Three every 8 days. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | pdfManager | Three |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/pdfmanager/id409429351/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | Paid | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **16.6** | 18.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Daniel Schmidt](https://appshunter.io/developer/1816451541) |

## What reviewers say

### pdfManager

[App page](https://appshunter.io/ios/app/pdfmanager/id409429351)

This app allows you to store, view, and manage PDF files on your portable device. It supports password-protected documents, conversion to images, and sharing via cloud services. You can also print specific sections or entire pages.

**Highlights:** Store and view PDF files, Convert PDF to JPG/PNG, Share PDFs via cloud services, Print PDF pages, View password-protected PDFs, Offline PDF viewing

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

**In-app purchases:** none


### Three

[App page](https://appshunter.io/ios/app/three-minimal-to-do-and-planner/id6747890852)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Three Pro (Lifetime) | $3.99 | one-time |


## Frequently asked questions

### Is pdfManager free?

pdfManager costs $0.99, with no in-app purchases.

### Is Three free?

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

### Do pdfManager or Three have ads?

Neither pdfManager nor Three shows ads.

### Which is updated more often, pdfManager or Three?

pdfManager ships an update every 4 months, and Three every 8 days. Most recently, pdfManager was updated on October 16, 2026 and Three on October 14, 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.*