# Calc Pro HD vs Basic Calculator Pro

The clearest difference is price: Calc Pro HD at Free against Basic Calculator Pro's $1.99. Calc Pro HD also leads on iOS requirement (9.0 vs 15.0). Basic Calculator Pro's advantage is in-app purchases (none vs 10) and ads (none vs shown). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Calc Pro HD is free to download; Basic Calculator Pro costs $1.99 up front. Calc Pro HD sells 10 one-off in-app purchases. Basic Calculator Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Calc Pro HD against 4.8 for Basic Calculator Pro. Both are backed by a comparable volume of ratings — 1.4K and 699 respectively. Written reviews are what separate them: 89% of Calc Pro HD's written reviews are positive against 90% of Basic Calculator Pro's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 12, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Calc Pro HD | Basic Calculator Pro |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.7 (1.4K ratings)](https://appshunter.io/ios/app/calc-pro-hd-ipad-calculator/id457004119/reviews) | **[4.8 (699 ratings)](https://appshunter.io/ios/app/basic-calculator-pro/id821421514/reviews)** |
| Number of ratings | **1.4K** | 699 |
| Positive reviews | 88.8% of reviews | **89.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 59 MB | 23 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Panoramic Software Inc.](https://appshunter.io/developer/329216366) | [SuperDG Inc.](https://appshunter.io/developer/635709768) |

## What reviewers say

### Calc Pro HD

[App page](https://appshunter.io/ios/app/calc-pro-hd-ipad-calculator/id457004119)

This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to replace your physical calculator. It includes scientific, graphing, unit conversion, and financial tools, catering to students and professionals for a wide range of calculations.

**Highlights:** 10 powerful calculators, 10 financial worksheets, Scientific calculator with RPN, Graphing calculator, Unit converter (3000+ conversions), World currencies converter, Date & Time calculator

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Conversions | $0.99 | one-time |
| Date & Time Calculator | $0.99 | one-time |
| Design Pack | $0.99 | one-time |
| Graphing Calculator | $0.99 | one-time |
| Statistics Calculator | $0.99 | one-time |
| World Currencies | $0.99 | one-time |
| Constants | $1.99 | one-time |
| Financial Calculator | $1.99 | one-time |
| Unit Converter | $1.99 | one-time |
| Full Version | $7.99 | one-time |

**What reviewers like**

- 🚀 Comprehensive features
- 👍 Easy to use
- 💡 Versatile with various calculators
- 🔒 No ads in free version
- 👍 Large, clear buttons

**What reviewers complain about**

- 🐛 Conversion errors
- 💰 Expensive to unlock all features
- 🐛 Crashes and compatibility issues
- 🔒 Requires re-purchasing on new devices

**Reported bugs**

- Crashes on iOS 14.3
- Currency converter not updating

**Requested features**

- Bluetooth keyboard support
- Statistical functions
- Landscape mode on iPad
- Improved date/time calculator


### Basic Calculator Pro

[App page](https://appshunter.io/ios/app/basic-calculator-pro/id821421514)

This app provides a straightforward calculation system, focusing on essential functions without complex engineering features. It offers a clean design, calculation history, and displays current modifications for ease of use.

**Highlights:** Basic calculation system, Calculation history, Intuitive design, Shows present modifications, No ads

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 📚 Keeps a history of calculations
- 🚀 Fast and efficient
- 💻 Works well across devices
- 🧠 Intuitive interface

**What reviewers complain about**

- 🙄 Frequent review prompts interrupting usage
- 👀 Low contrast/visibility of numbers
- 🔒 Questionable Bluetooth permission request

**Reported bugs**

- Numpad enter key not working on Mac
- Screen moving up/down when typing one-handed on iPhone

**Requested features**

- Dark mode option
- Ability to edit past calculations
- Split-screen support on iPad
- Customizable button colors


## Frequently asked questions

### Is Calc Pro HD free?

Calc Pro HD is free to download, with in-app purchases available.

### Is Basic Calculator Pro free?

Basic Calculator Pro costs $1.99, with no in-app purchases.

### Which has better reviews, Calc Pro HD or Basic Calculator Pro?

Basic Calculator Pro is rated higher. Calc Pro HD averages 4.7 out of 5 from 1.4K ratings, while Basic Calculator Pro averages 4.8 from 699 ratings.

### Do Calc Pro HD or Basic Calculator Pro have ads?

Calc Pro HD shows ads; Basic Calculator Pro does not.

### Which is updated more often, Calc Pro HD or Basic Calculator Pro?

Calc Pro HD ships an update every 3 months, and Basic Calculator Pro every 3 months. Most recently, Calc Pro HD was updated on September 12, 2026 and Basic Calculator Pro on September 24, 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.*