# Conversion Calculator Plus vs QuickPDF

The clearest difference is update cadence: Conversion Calculator Plus at every 6 days against QuickPDF's monthly. QuickPDF's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Conversion Calculator Plus sells 1 in-app purchase, starting at $9.99 per year and QuickPDF sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Conversion Calculator Plus ships an update every 6 days, QuickPDF monthly. The most recent releases landed on October 18, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Conversion Calculator Plus | QuickPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (15K ratings)](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724/reviews)** | — |
| Number of ratings | **15K** | — |
| Positive reviews | 68.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 78 MB | 69 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adysseus](https://appshunter.io/developer/447444997) | [UNIQUE-EDGE INNOVATIONS LTD.](https://appshunter.io/developer/1896730641) |

## What reviewers say

### Conversion Calculator Plus

[App page](https://appshunter.io/ios/app/conversion-calculator-plus/id1113920724)

This app is a versatile unit and currency converter with a user-friendly interface. It supports a wide range of conversion categories, including real-world and crypto currencies, with automatic exchange rate updates. Customize your experience with design options, dark mode, and adjustable home screen layouts.

**Highlights:** Unit and currency conversion, Supports 160+ currencies (real & crypto), Automatic currency exchange rate updates, Simple or carousel design options, Dark Mode support, Customizable home screen layout, Split screen mode on iPad

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads For One Year | $9.99 | per year |

**What reviewers like**

- 🚀 Great app
- 👍 Easy to use
- 🚀 Comprehensive conversions
- 👍 Intuitive interface
- 🚀 Useful tool

**What reviewers complain about**

- 🐛 Consent required for tracking
- 🐛 Update problems
- 🐛 Currency not updating
- 🔒 Forced to allow tracking
- 🔒 Forced to subscribe or view ads

**Reported bugs**

- Currency conversion not working
- App gets stuck on consent page
- Unable to get past ads/subscription page

**Requested features**

- Add running pace conversions
- Add shoe size converter
- Provide paid ad-free version


### QuickPDF

[App page](https://appshunter.io/ios/app/quickpdf-pdf-tools-and-ai-chat/id6784027939)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QuickPDF Premium (Monthly) | $4.99 | per month |
| QuickPDF Premium (Yearly) | $29.99 | per year |


## Frequently asked questions

### Is Conversion Calculator Plus free?

Conversion Calculator Plus is free to download, with in-app purchases available.

### Is QuickPDF free?

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

### Do Conversion Calculator Plus or QuickPDF have ads?

Both Conversion Calculator Plus and QuickPDF show ads.

### Which is updated more often, Conversion Calculator Plus or QuickPDF?

Conversion Calculator Plus ships an update every 6 days, and QuickPDF monthly. Most recently, Conversion Calculator Plus was updated on October 18, 2026 and QuickPDF on September 29, 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.*