# pdfManager vs CalculatorX

The clearest difference is price: CalculatorX at Free against pdfManager's $0.99. CalculatorX also leads on update cadence (every 6 days vs every 4 months) and device support (3 vs 1). pdfManager's advantage is in-app purchases (none vs 1). On rating, ratings volume, ads and iOS requirement there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.0 for pdfManager against 4.0 for CalculatorX. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

pdfManager ships an update every 4 months, CalculatorX every 6 days. The most recent releases landed on August 31, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | pdfManager | CalculatorX |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/pdfmanager/id409429351/reviews) | [4.0 (2 ratings)](https://appshunter.io/ios/app/calculatorx-smartcustomize/id6755351007/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 92.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 12 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [学良 靳](https://appshunter.io/developer/1791452413) |

## 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


### CalculatorX

[App page](https://appshunter.io/ios/app/calculatorx-smartcustomize/id6755351007)

A fast and customizable calculator app that allows users to personalize themes, button styles, and view calculation history in real-time. Offers various display options and sound feedback for an enhanced user experience.

**Highlights:** Real-time calculation history, Customizable button colors and shapes, Multiple themes and light/dark modes, Decimal precision control, Exportable calculation history, Sound effects and voice feedback

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is pdfManager free?

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

### Is CalculatorX free?

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

### Which has better reviews, pdfManager or CalculatorX?

pdfManager and CalculatorX are both rated 4.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do pdfManager or CalculatorX have ads?

Neither pdfManager nor CalculatorX shows ads.

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

pdfManager ships an update every 4 months, and CalculatorX every 6 days. Most recently, pdfManager was updated on August 31, 2026 and CalculatorX on September 20, 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.*