# PCalc vs Calculator HD Pro Lite

The clearest difference is price: Calculator HD Pro Lite at Free against PCalc's $9.99. Calculator HD Pro Lite also leads on in-app purchases (none vs 4) and ratings volume (52K vs 779). PCalc's advantage is ads (none vs shown) and chart position (#68 vs unranked). On rating, review sentiment, update cadence and iOS requirement there is nothing between them.

Calculator HD Pro Lite is free to download; PCalc costs $9.99 up front. PCalc sells 4 one-off in-app purchases. Calculator HD Pro Lite asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for PCalc against 4.6 for Calculator HD Pro Lite. That said, the two scores are not equally well evidenced: Calculator HD Pro Lite has 52K ratings behind it against 779, so its average is the more settled of the two. Written reviews are what separate them: 83% of PCalc's written reviews are positive against 77% of Calculator HD Pro Lite's.

PCalc ships an update every 6 weeks, Calculator HD Pro Lite every 2 months. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | PCalc | Calculator HD Pro Lite |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.7 (779 ratings)](https://appshunter.io/ios/app/pcalc/id284666222/reviews)** | [4.6 (52K ratings)](https://appshunter.io/ios/app/calculator-hd-pro-lite/id571121141/reviews) |
| Number of ratings | 779 | **52K** |
| Positive reviews | **83.4% of reviews** | 77.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#68** | — |
| Size | 83 MB | 47 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TLA Systems Ltd.](https://appshunter.io/developer/284666225) | [Cider Software LLC](https://appshunter.io/developer/465180756) |

## What reviewers say

### PCalc

[App page](https://appshunter.io/ios/app/pcalc/id284666222)

**Currently charting:** #68 Top Paid · Utilities (US App Store)

A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.

**Highlights:** Optional RPN mode, Multi-line display, Extensive unit conversions, Paper tape, Multiple undo/redo, Hexadecimal, octal, binary support, Apple Watch app

**Features:** Apple Watch app, iMessage stickers, Fun Camera support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $4.99 | one-time |
| Enormous Tip | $9.99 | one-time |


### Calculator HD Pro Lite

[App page](https://appshunter.io/ios/app/calculator-hd-pro-lite/id571121141)

This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.

**Highlights:** Dual-line display, Calculation history, Full scientific functions, Customizable layouts and themes, Big buttons, Email history

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 📝 Keeps calculation history
- 💡 Customizable layout and themes
- 🔢 Large, clear numbers
- 🧮 Variety of functions (basic, scientific, etc.)

**What reviewers complain about**

- 💢 Intrusive ads, especially between calculations
- 🙄 Ads that are difficult to close
- 🤦‍♂️ Ads that interrupt workflow
- 🤑 Expensive to remove ads
- 🚫 Gambling ads

**Reported bugs**

- Calculation errors with very large numbers
- Crashes after recent update
- Decimal point displayed as comma

**Requested features**

- Dark mode option
- Ability to sync calculation history across devices
- More advanced math functions (e.g. dms/dd)
- Customizable button layout
- Ability to disable ads without paying


## Frequently asked questions

### Is PCalc free?

PCalc costs $9.99, and also offers in-app purchases.

### Is Calculator HD Pro Lite free?

Calculator HD Pro Lite is free to download, with no in-app purchases.

### Which has better reviews, PCalc or Calculator HD Pro Lite?

PCalc is rated higher. PCalc averages 4.7 out of 5 from 779 ratings, while Calculator HD Pro Lite averages 4.6 from 52K ratings.

### Do PCalc or Calculator HD Pro Lite have ads?

Calculator HD Pro Lite shows ads; PCalc does not.

### Which is updated more often, PCalc or Calculator HD Pro Lite?

PCalc ships an update every 6 weeks, and Calculator HD Pro Lite every 2 months. Most recently, PCalc was updated on October 31, 2026 and Calculator HD Pro Lite on November 1, 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.*