# Calculator! vs Calculator HD Pro Lite

The clearest difference is price: Calculator HD Pro Lite at Free against Calculator!'s $0.99. Calculator HD Pro Lite also leads on in-app purchases (none vs 1) and ratings volume (52K vs 4.3K). Calculator!'s advantage is ads (none vs shown) and review sentiment (86% vs 77%). On rating, update cadence and device support there is nothing between them.

Calculator HD Pro Lite is free to download; Calculator! costs $0.99 up front. Calculator! sells 1 one-off in-app purchase. Calculator HD Pro Lite asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Calculator! 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 4.3K, so its average is the more settled of the two. Written reviews are what separate them: 86% of Calculator!'s written reviews are positive against 77% of Calculator HD Pro Lite's.

Calculator! ships an update every 3 months, Calculator HD Pro Lite every 2 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | Calculator! | Calculator HD Pro Lite |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (4.3K ratings)](https://appshunter.io/ios/app/calculator/id432627778/reviews)** | [4.6 (52K ratings)](https://appshunter.io/ios/app/calculator-hd-pro-lite/id571121141/reviews) |
| Number of ratings | 4.3K | **52K** |
| Positive reviews | **86.0% of reviews** | 77.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 56 MB | 47 MB |
| Requires iOS | **9.0** | 15.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [7th Gear](https://appshunter.io/developer/321178305) | [Cider Software LLC](https://appshunter.io/developer/465180756) |

## What reviewers say

### Calculator!

[App page](https://appshunter.io/ios/app/calculator/id432627778)

This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.

**Highlights:** Standard and scientific calculator modes, Customizable look (iPad only), Portrait and landscape orientation, Notes and drawing tab, Calculation history, AirPrint and email support

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator | $0.99 | one-time |

**What reviewers like**

- 💰 Reasonably priced
- 📝 Useful note-taking features
- 📊 Keeps a calculation history
- 🎨 Customizable appearance
- 🔍 Helpful log and tracking features

**What reviewers complain about**

- 🤔 Confusing input box behavior
- 🔍 Lack of graphing features
- 🔍 Missing some scientific calculator buttons
- 🔍 Inconsistent widget behavior
- 🔍 Issues with split-screen and resizing

**Reported bugs**

- Widget doesn't work as expected
- Calculation history not available in portrait mode
- Resizing issues on iPad Pro
- Slow startup times on older devices

**Requested features**

- Add unit conversion tools
- Improve calculation expression logic
- Allow notes to be viewed in portrait mode
- Implement a scratch paper area on the right side
- Add ability to sync data across devices


### 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 Calculator! free?

Calculator! costs $0.99, 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, Calculator! or Calculator HD Pro Lite?

Calculator! is rated higher. Calculator! averages 4.8 out of 5 from 4.3K ratings, while Calculator HD Pro Lite averages 4.6 from 52K ratings.

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

Calculator HD Pro Lite shows ads; Calculator! does not.

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

Calculator! ships an update every 3 months, and Calculator HD Pro Lite every 2 months. Most recently, Calculator! was updated on November 5, 2026 and Calculator HD Pro Lite on November 5, 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.*